Tutorial

Exploring basic rules

Let’s try exploring the /assets endpoint:

GET /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "next_page": {
    "path": "/api/2.5/assets?offset=", 
    "uri": "http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets?offset=", 
    "offset": ""
  }, 
  "data": []
}

Just invoking it reveals empty set.

Now let’s attempt creating some asset:

POST /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 4
Content-Type: application/x-www-form-urlencoded
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 415 Unsupported Media Type
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "status": "error", 
  "errors": [
    {
      "description": "Content-Type header should be one of ['application/json']", 
      "location": "header", 
      "name": "Content-Type"
    }
  ]
}

Error states that the only accepted Content-Type is application/json.

Let’s satisfy the Content-type requirement:

POST /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 4
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 422 Unprocessable Entity
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "status": "error", 
  "errors": [
    {
      "description": "Expecting value: line 1 column 1 (char 0)", 
      "location": "body", 
      "name": "data"
    }
  ]
}

Error states that no data has been found in JSON body.

Creating asset

Let’s create asset with the minimal data set:

POST /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 2508
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
DATA:
{
  "data": {
    "assetType": "bounce", 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "id": "06121000-6", 
          "description": "Description"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "id": "17.21.1", 
            "description": "папір і картон гофровані, паперова й картонна тара"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "id": "06121000-6", 
          "description": "Description"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "id": "17.21.1", 
            "description": "папір і картон гофровані, паперова й картонна тара"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4"
      }
    ], 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

Response: 201 Created
Content-Type: application/json
Location: http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets/863366f04c97422191da348f0776797d
X-Content-Type-Options: nosniff
{
  "access": {
    "transfer": "c00c113cedb147649671c027d897cded", 
    "token": "1ea3dbc940594a65a75589286f7afad7"
  }, 
  "data": {
    "status": "draft", 
    "assetType": "bounce", 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.017442+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.017466+02:00", 
        "id": "bd5b68af29824668bded2ad5e9d1a469"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "3d09b283ac1742ac8814ba8bdab16c00", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4b3fe3628df4a21ab49b24d5ffd4dca", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.020142+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.017150+02:00", 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "a2799e7b35574c1d8854092b95e77fe6", 
        "decisionOf": "asset"
      }
    ], 
    "id": "863366f04c97422191da348f0776797d", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

The object you’re trying to add initially receives draft status. For the asset to be created within the Registry, it should be manually switched to pending status (2 Phase Commit mechanism):

PATCH /api/2.5/assets/863366f04c97422191da348f0776797d?acc_token=1ea3dbc940594a65a75589286f7afad7 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 31
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
DATA:
{
  "data": {
    "status": "pending"
  }
}

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "pending", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.081694+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.017442+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.017466+02:00", 
        "id": "bd5b68af29824668bded2ad5e9d1a469"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "3d09b283ac1742ac8814ba8bdab16c00", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4b3fe3628df4a21ab49b24d5ffd4dca", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.082059+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.081884+02:00", 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "a2799e7b35574c1d8854092b95e77fe6", 
        "decisionOf": "asset"
      }
    ], 
    "id": "863366f04c97422191da348f0776797d", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

Success! Now we can see that new object was created. Response code is 201 and Location response header reports the location of the created object. The body of response reveals the information about the created asset: its internal id (that matches the Location segment), its official assetID and dateModified datestamp stating the moment in time when asset was last modified. Pay attention to the assetType. Note that asset is created with pending status.

Let’s access the URL of the created object (the Location header of the response):

GET /api/2.5/assets/863366f04c97422191da348f0776797d HTTP/1.0
Authorization: Basic YnJva2VyOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "pending", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.081694+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.017442+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.017466+02:00", 
        "id": "bd5b68af29824668bded2ad5e9d1a469"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "3d09b283ac1742ac8814ba8bdab16c00", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4b3fe3628df4a21ab49b24d5ffd4dca", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.082059+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.081884+02:00", 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "a2799e7b35574c1d8854092b95e77fe6", 
        "decisionOf": "asset"
      }
    ], 
    "id": "863366f04c97422191da348f0776797d", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

We can see the same response we got after creating asset.

Let’s see what listing of assets reveals us:

GET /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "next_page": {
    "path": "/api/2.5/assets?offset=", 
    "uri": "http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets?offset=", 
    "offset": ""
  }, 
  "data": []
}

We do see the internal id of a asset (that can be used to construct full URL by prepending http://lb.api-sandbox.registry.ea2.openprocurement.net/api/<api_version>/assets/) and its dateModified datestamp.

Let’s create another asset:

POST /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 2508
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
DATA:
{
  "data": {
    "assetType": "bounce", 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "id": "06121000-6", 
          "description": "Description"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "id": "17.21.1", 
            "description": "папір і картон гофровані, паперова й картонна тара"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "id": "06121000-6", 
          "description": "Description"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "id": "17.21.1", 
            "description": "папір і картон гофровані, паперова й картонна тара"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4"
      }
    ], 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

Response: 201 Created
Content-Type: application/json
Location: http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets/6df9770ea7794f09b437638c3a356836
X-Content-Type-Options: nosniff
{
  "access": {
    "transfer": "66766dd2bcef4536907b9fbe55f04d05", 
    "token": "e2901be0e4a64a0c8b42879941b1732f"
  }, 
  "data": {
    "status": "draft", 
    "assetType": "bounce", 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.193977+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.193998+02:00", 
        "id": "07e234f707324a648c9df1d7e8f0de79"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000002", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "2f2f333b15d3464ca245536dc6b014e8", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "0e49ed227b9a4997a5f3867c8ce3d82c", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.196216+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.193724+02:00", 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "f87043f076414cbd906772349512605a", 
        "decisionOf": "asset"
      }
    ], 
    "id": "6df9770ea7794f09b437638c3a356836", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

After switching this object to pending, let’s check what assets registry contains:

GET /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "next_page": {
    "path": "/api/2.5/assets?offset=2019-02-01T11%3A03%3A56.082059%2B02%3A00", 
    "uri": "http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets?offset=2019-02-01T11%3A03%3A56.082059%2B02%3A00", 
    "offset": "2019-02-01T11:03:56.082059+02:00"
  }, 
  "data": [
    {
      "id": "863366f04c97422191da348f0776797d", 
      "dateModified": "2019-02-01T11:03:56.082059+02:00"
    }
  ]
}

And indeed we have 2 assets now.

Modifying Asset

Let’s update asset description:

PATCH /api/2.5/assets/863366f04c97422191da348f0776797d?acc_token=1ea3dbc940594a65a75589286f7afad7 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 347
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
DATA:
{
  "data": {
    "description": "Земельні ділянки із великими покладами благородних металів"
  }
}

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "pending", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.081694+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.017442+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.017466+02:00", 
        "id": "bd5b68af29824668bded2ad5e9d1a469"
      }
    ], 
    "description": "Земельні ділянки із великими покладами благородних металів", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "3d09b283ac1742ac8814ba8bdab16c00", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4b3fe3628df4a21ab49b24d5ffd4dca", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.328853+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.081884+02:00", 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "a2799e7b35574c1d8854092b95e77fe6", 
        "decisionOf": "asset"
      }
    ], 
    "id": "863366f04c97422191da348f0776797d", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

We see the added properties have merged with existing asset data. Additionally, the dateModified property was updated to reflect the last modification date stamp.

Note that the asset can be modified only within the rectification period (up to rectificationPeriod.endDate).

Checking the listing again reflects the new modification date:

GET /api/2.5/assets?opt_pretty=1 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "next_page": {
    "path": "/api/2.5/assets?offset=2019-02-01T11%3A03%3A56.254834%2B02%3A00", 
    "uri": "http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets?offset=2019-02-01T11%3A03%3A56.254834%2B02%3A00", 
    "offset": "2019-02-01T11:03:56.254834+02:00"
  }, 
  "data": [
    {
      "id": "863366f04c97422191da348f0776797d", 
      "dateModified": "2019-02-01T11:03:56.082059+02:00"
    }, 
    {
      "id": "6df9770ea7794f09b437638c3a356836", 
      "dateModified": "2019-02-01T11:03:56.254834+02:00"
    }
  ]
}

Let’s modify one of the items added before:

PATCH /api/2.5/assets/863366f04c97422191da348f0776797d/items/3d09b283ac1742ac8814ba8bdab16c00 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 748
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
X-Access-Token: 1ea3dbc940594a65a75589286f7afad7
DATA:
{
  "data": {
    "registrationDetails": {
      "status": "unknown"
    }, 
    "description": "футляри до державних нагород", 
    "classification": {
      "scheme": "CAV-PS", 
      "id": "06121000-6", 
      "description": "Description"
    }, 
    "additionalClassifications": [
      {
        "scheme": "UA-EDR", 
        "id": "17.21.1", 
        "description": "папір і картон гофровані, паперова й картонна тара"
      }
    ], 
    "address": {
      "countryName": "Ukraine"
    }, 
    "unit": {
      "code": "code"
    }, 
    "quantity": 42
  }
}

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "registrationDetails": {
      "status": "unknown"
    }, 
    "description": "футляри до державних нагород", 
    "classification": {
      "scheme": "CAV-PS", 
      "description": "Description", 
      "id": "06121000-6"
    }, 
    "additionalClassifications": [
      {
        "scheme": "UA-EDR", 
        "description": "папір і картон гофровані, паперова й картонна тара", 
        "id": "17.21.1"
      }
    ], 
    "address": {
      "countryName": "Ukraine"
    }, 
    "id": "3d09b283ac1742ac8814ba8bdab16c00", 
    "unit": {
      "code": "code"
    }, 
    "quantity": 42
  }
}

Deleting Asset

Let’s delete asset.

Firstly, a document with the documentType: canellationDetails has to be added:

POST /api/2.5/assets/863366f04c97422191da348f0776797d/documents HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 352
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
X-Access-Token: 1ea3dbc940594a65a75589286f7afad7
DATA:
{
  "data": {
    "url": "http://localhost/get/aed1a56c6f494a05ab10f1c835003239?KeyID=172d32c8&Signature=dpWNbuMYhNRtb0B4Admyolz0emIv%2BWecLwesIc3rIemw2VFEPCK%2BWtZLHIKMt9%2BYeup6ymPBcxS6qid25i7EDA%3D%3D", 
    "title": "укр.doc", 
    "format": "application/msword", 
    "hash": "md5:00000000000000000000000000000000", 
    "documentType": "cancellationDetails"
  }
}

Response: 201 Created
Content-Type: application/json
Location: http://lb.api-sandbox.registry.ea.openprocurement.net/api/2.5/assets/863366f04c97422191da348f0776797d/documents/722caa1c29c143f5a5ee7f86bdddd4c3
X-Content-Type-Options: nosniff
{
  "data": {
    "hash": "md5:00000000000000000000000000000000", 
    "author": "asset_owner", 
    "title": "укр.doc", 
    "url": "http://localhost/get/aed1a56c6f494a05ab10f1c835003239?KeyID=172d32c8&Signature=cxwEo6tFApKOztFnfm4DQAIpi7OSQjYj32kBhMniEfKll%2FU4fODxYP4cuUJ1%252Bbn8gttFLYoITGEnE71ulmBPDg%253D%253D", 
    "format": "application/msword", 
    "documentOf": "asset", 
    "datePublished": "2019-02-01T11:03:56.417139+02:00", 
    "documentType": "cancellationDetails", 
    "dateModified": "2019-02-01T11:03:56.417160+02:00", 
    "id": "722caa1c29c143f5a5ee7f86bdddd4c3"
  }
}

And now asset can be easily deleted:

PATCH /api/2.5/assets/863366f04c97422191da348f0776797d?acc_token=1ea3dbc940594a65a75589286f7afad7 HTTP/1.0
Authorization: Basic YnJva2VyOg==
Content-Length: 31
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
DATA:
{
  "data": {
    "status": "deleted"
  }
}

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "deleted", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.081694+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.017442+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.017466+02:00", 
        "id": "bd5b68af29824668bded2ad5e9d1a469"
      }, 
      {
        "hash": "md5:00000000000000000000000000000000", 
        "author": "asset_owner", 
        "title": "укр.doc", 
        "url": "http://localhost/get/aed1a56c6f494a05ab10f1c835003239?KeyID=172d32c8&Signature=cxwEo6tFApKOztFnfm4DQAIpi7OSQjYj32kBhMniEfKll%2FU4fODxYP4cuUJ1%252Bbn8gttFLYoITGEnE71ulmBPDg%253D%253D", 
        "format": "application/msword", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.417139+02:00", 
        "documentType": "cancellationDetails", 
        "dateModified": "2019-02-01T11:03:56.417160+02:00", 
        "id": "722caa1c29c143f5a5ee7f86bdddd4c3"
      }
    ], 
    "description": "Земельні ділянки із великими покладами благородних металів", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "3d09b283ac1742ac8814ba8bdab16c00", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 42
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4b3fe3628df4a21ab49b24d5ffd4dca", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.494554+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.494383+02:00", 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "a2799e7b35574c1d8854092b95e77fe6", 
        "decisionOf": "asset"
      }
    ], 
    "id": "863366f04c97422191da348f0776797d", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

Integration with lots

As long as the lot is formed, the system should verify whether the asset can be attached to that lot. With the lot status being changed to verification the asset automatically reaches verification as well.

PATCH /api/2.5/assets/f5cb190c7a5646ef8be8dd2c59065b6f HTTP/1.0
Authorization: Basic Y29uY2llcmdlOg==
Content-Length: 36
Content-Type: application/json
Host: lb.api-sandbox.registry.ea.openprocurement.net
DATA:
{
  "data": {
    "status": "verification"
  }
}

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "verification", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.638121+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.578102+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.578123+02:00", 
        "id": "02ed657c81f848c2b84847e5df695a0a"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "51d63fd3c0b743ba921bb56d4576f7e5", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4612104c3d24162af96028e36602193", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "153216bcf4d545aba417a0d8d6a81892", 
        "decisionOf": "asset"
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.733707+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.733527+02:00", 
    "relatedProcesses": [
      {
        "type": "lot", 
        "id": "54657dec140f462ca28bf5b9c7b27518", 
        "relatedProcessID": "4d63fb44e1ed4fa895803644168e4268"
      }
    ], 
    "id": "f5cb190c7a5646ef8be8dd2c59065b6f", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

In case of the asset being available, its status automatically becomes active.

GET /api/2.5/assets/f5cb190c7a5646ef8be8dd2c59065b6f HTTP/1.0
Authorization: Basic Y29uY2llcmdlOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "active", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.638121+02:00", 
      "endDate": "2019-02-01T11:03:56.789301+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.578102+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.578123+02:00", 
        "id": "02ed657c81f848c2b84847e5df695a0a"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "51d63fd3c0b743ba921bb56d4576f7e5", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4612104c3d24162af96028e36602193", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "153216bcf4d545aba417a0d8d6a81892", 
        "decisionOf": "asset"
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.797147+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.796967+02:00", 
    "relatedProcesses": [
      {
        "type": "lot", 
        "id": "54657dec140f462ca28bf5b9c7b27518", 
        "relatedProcessID": "4d63fb44e1ed4fa895803644168e4268"
      }
    ], 
    "id": "f5cb190c7a5646ef8be8dd2c59065b6f", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

If the lot is formed incorrectly, the asset will automatically receive pending status and so that the relatedLot field will be empty.

GET /api/2.5/assets/f5cb190c7a5646ef8be8dd2c59065b6f HTTP/1.0
Authorization: Basic Y29uY2llcmdlOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "pending", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.638121+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.578102+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.578123+02:00", 
        "id": "02ed657c81f848c2b84847e5df695a0a"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "51d63fd3c0b743ba921bb56d4576f7e5", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4612104c3d24162af96028e36602193", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "153216bcf4d545aba417a0d8d6a81892", 
        "decisionOf": "asset"
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.881441+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.881211+02:00", 
    "relatedProcesses": [
      {
        "type": "lot", 
        "id": "54657dec140f462ca28bf5b9c7b27518", 
        "relatedProcessID": "4d63fb44e1ed4fa895803644168e4268"
      }
    ], 
    "id": "f5cb190c7a5646ef8be8dd2c59065b6f", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

As long as the lot status becomes either pending.deleted or pending.dissolution, the asset attached to that lot also receives pending status.

GET /api/2.5/assets/f5cb190c7a5646ef8be8dd2c59065b6f HTTP/1.0
Authorization: Basic Y29uY2llcmdlOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "pending", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.638121+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.578102+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.578123+02:00", 
        "id": "02ed657c81f848c2b84847e5df695a0a"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "51d63fd3c0b743ba921bb56d4576f7e5", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4612104c3d24162af96028e36602193", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "153216bcf4d545aba417a0d8d6a81892", 
        "decisionOf": "asset"
      }
    ], 
    "dateModified": "2019-02-01T11:03:56.881441+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:56.881211+02:00", 
    "relatedProcesses": [
      {
        "type": "lot", 
        "id": "54657dec140f462ca28bf5b9c7b27518", 
        "relatedProcessID": "4d63fb44e1ed4fa895803644168e4268"
      }
    ], 
    "id": "f5cb190c7a5646ef8be8dd2c59065b6f", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}

As long as the lot receives pending.sold status, the asset attached to that lot becomes complete.

GET /api/2.5/assets/f5cb190c7a5646ef8be8dd2c59065b6f HTTP/1.0
Authorization: Basic Y29uY2llcmdlOg==
Host: lb.api-sandbox.registry.ea.openprocurement.net

Response: 200 OK
Content-Type: application/json
X-Content-Type-Options: nosniff
{
  "data": {
    "status": "complete", 
    "assetType": "bounce", 
    "rectificationPeriod": {
      "startDate": "2019-02-01T11:03:56.638121+02:00", 
      "endDate": "2019-02-01T11:03:57.042006+02:00"
    }, 
    "documents": [
      {
        "title": "Інформація про оприлюднення інформаційного повідомлення", 
        "url": "https://prozorro.sale/info/ssp_details", 
        "documentOf": "asset", 
        "datePublished": "2019-02-01T11:03:56.578102+02:00", 
        "documentType": "informationDetails", 
        "dateModified": "2019-02-01T11:03:56.578123+02:00", 
        "id": "02ed657c81f848c2b84847e5df695a0a"
      }
    ], 
    "description": "Опис землі для космодрому", 
    "title": "Земля для космодрому", 
    "assetID": "UA-AR-DGF-2019-02-01-000001", 
    "items": [
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "51d63fd3c0b743ba921bb56d4576f7e5", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }, 
      {
        "registrationDetails": {
          "status": "unknown"
        }, 
        "description": "футляри до державних нагород", 
        "classification": {
          "scheme": "CAV-PS", 
          "description": "Description", 
          "id": "06121000-6"
        }, 
        "additionalClassifications": [
          {
            "scheme": "UA-EDR", 
            "description": "папір і картон гофровані, паперова й картонна тара", 
            "id": "17.21.1"
          }
        ], 
        "address": {
          "countryName": "Ukraine"
        }, 
        "id": "d4612104c3d24162af96028e36602193", 
        "unit": {
          "code": "code"
        }, 
        "quantity": 5.0001
      }
    ], 
    "decisions": [
      {
        "decisionDate": "2019-02-01T11:03:55.184232+02:00", 
        "decisionID": "1111-4", 
        "id": "153216bcf4d545aba417a0d8d6a81892", 
        "decisionOf": "asset"
      }
    ], 
    "dateModified": "2019-02-01T11:03:57.127063+02:00", 
    "owner": "broker", 
    "date": "2019-02-01T11:03:57.126886+02:00", 
    "relatedProcesses": [
      {
        "type": "lot", 
        "id": "54657dec140f462ca28bf5b9c7b27518", 
        "relatedProcessID": "4d63fb44e1ed4fa895803644168e4268"
      }
    ], 
    "id": "f5cb190c7a5646ef8be8dd2c59065b6f", 
    "assetCustodian": {
      "contactPoint": {
        "name": "Державне управління справами", 
        "telephone": "0440000000"
      }, 
      "identifier": {
        "scheme": "UA-EDR", 
        "id": "00037256"
      }, 
      "name": "Державне управління справами", 
      "address": {
        "countryName": "Україна"
      }, 
      "additionalContactPoints": [
        {
          "name": "name", 
          "email": "some@mail.com"
        }
      ]
    }
  }
}