Violation Reports Tutorial

Post a violation report

You create it from a contract. All the documents are posted along with the data

Request

POST /contracts/88888888444455556666000000000001/violation_reports HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "details": {
      "reason": "contractBreach",
      "description": "Постачальник порушив контракт.",
      "documents": [
        {
          "title": "evidences.doc",
          "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000004?Signature=tugyM7kLI9EeApkIpbgvJ2bIe6pY2C8HGZ0B4zsU6AB33DmdpAdaHMKCXUzNhxcCyults0aRC2hrxYFHe0%2FGBA%3D%3D&KeyID=a8968c46",
          "hash": "md5:00000000000000000000000000000000",
          "format": "application/msword",
          "documentType": "violationReportEvidence"
        }
      ]
    }
  }
}

Response

HTTP/1.0 201 Created
Location: http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000005
Content-Length: 2304

{
  "data": {
    "details": {
      "reason": "contractBreach",
      "description": "Постачальник порушив контракт.",
      "documents": [
        {
          "id": "88888888444455556666000000000006",
          "hash": "md5:00000000000000000000000000000000",
          "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/documents/88888888444455556666000000000006?download=88888888444455556666000000000004",
          "dateModified": "2025-10-12T15:35:35+03:00",
          "datePublished": "2025-10-12T15:35:35+03:00",
          "documentType": "violationReportEvidence",
          "title": "evidences.doc",
          "format": "application/msword",
          "language": "uk"
        }
      ],
      "dateModified": "2025-10-12T15:35:35+03:00"
    },
    "id": "UA-2025-10-12-000001",
    "status": "draft",
    "tender_id": "88888888444455556666000000000002",
    "contract_id": "88888888444455556666000000000001",
    "dateCreated": "2025-10-12T15:35:35+03:00",
    "dateModified": "2025-10-12T15:35:35+03:00",
    "author": {
      "name": "Adam Bryan",
      "identifier": {
        "id": "534962516",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "298 Michael Street Apt. 869",
        "postalCode": "66552",
        "countryName": "Chad",
        "addressDetails": {}
      },
      "contactPoint": {
        "name": "Nathan Lee",
        "email": "marc75@example.org",
        "telephone": "560.702.9241x61926",
        "faxNumber": "8314738249",
        "url": "http://www.lucero-collier.com/"
      },
      "kind": "general",
      "signerInfo": {}
    },
    "defendants": [
      {
        "name": "Hannah Peterson",
        "identifier": {
          "id": "500071620",
          "scheme": "UA-EDR"
        },
        "address": {
          "streetAddress": "81790 Connie Islands Suite 835",
          "postalCode": "87381",
          "countryName": "Qatar",
          "addressDetails": {}
        },
        "contactPoint": {
          "name": "Chase Simpson",
          "email": "jerry22@example.com",
          "telephone": "(381)680-2072",
          "faxNumber": "461.576.2320x55262",
          "url": "https://wilson-schneider.com/"
        },
        "scale": "large",
        "signerInfo": {}
      }
    ],
    "authority": {
      "name": "Chad Shannon",
      "identifier": {
        "id": "942880460",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "891 Eric Station Apt. 475",
        "postalCode": "53164",
        "countryName": "Gambia",
        "addressDetails": {}
      },
      "contactPoint": {
        "name": "Dennis Mclaughlin",
        "email": "cwilliams@example.org",
        "telephone": "852.901.0193",
        "faxNumber": "(645)734-5619",
        "url": "http://martin.com/"
      },
      "kind": "central"
    }
  }
}

While in draft state, it can be changed

Request

PATCH /violation_reports/UA-2025-10-12-000001 HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "details": {
      "reason": "goodsNonCompliance",
      "description": "Якість товару не відповідає нормі."
    }
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000007
Content-Length: 2220

{
  "data": {
    "details": {
      "reason": "goodsNonCompliance",
      "description": "Якість товару не відповідає нормі.",
      "documents": [
        {
          "id": "88888888444455556666000000000006",
          "hash": "md5:00000000000000000000000000000000",
          "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/documents/88888888444455556666000000000006?download=88888888444455556666000000000004",
          "dateModified": "2025-10-12T15:35:35+03:00",
          "datePublished": "2025-10-12T15:35:35+03:00",
          "documentType": "violationReportEvidence",
          "title": "evidences.doc",
          "format": "application/msword",
          "language": "uk"
        }
      ],
      "dateModified": "2025-10-12T15:36:05+03:00"
    },
    "id": "UA-2025-10-12-000001",
    "status": "draft",
    "tender_id": "88888888444455556666000000000002",
    "contract_id": "88888888444455556666000000000001",
    "dateCreated": "2025-10-12T15:35:35+03:00",
    "dateModified": "2025-10-12T15:35:35+03:00",
    "author": {
      "name": "Adam Bryan",
      "identifier": {
        "id": "534962516",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "298 Michael Street Apt. 869",
        "postalCode": "66552",
        "countryName": "Chad"
      },
      "contactPoint": {
        "name": "Nathan Lee",
        "email": "marc75@example.org",
        "telephone": "560.702.9241x61926",
        "faxNumber": "8314738249",
        "url": "http://www.lucero-collier.com/"
      },
      "kind": "general"
    },
    "defendants": [
      {
        "name": "Hannah Peterson",
        "identifier": {
          "id": "500071620",
          "scheme": "UA-EDR"
        },
        "address": {
          "streetAddress": "81790 Connie Islands Suite 835",
          "postalCode": "87381",
          "countryName": "Qatar"
        },
        "contactPoint": {
          "name": "Chase Simpson",
          "email": "jerry22@example.com",
          "telephone": "(381)680-2072",
          "faxNumber": "461.576.2320x55262",
          "url": "https://wilson-schneider.com/"
        },
        "scale": "large"
      }
    ],
    "authority": {
      "name": "Chad Shannon",
      "identifier": {
        "id": "942880460",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "891 Eric Station Apt. 475",
        "postalCode": "53164",
        "countryName": "Gambia"
      },
      "contactPoint": {
        "name": "Dennis Mclaughlin",
        "email": "cwilliams@example.org",
        "telephone": "852.901.0193",
        "faxNumber": "(645)734-5619",
        "url": "http://martin.com/"
      },
      "kind": "central"
    }
  }
}

You can delete a document

Request

DELETE /violation_reports/UA-2025-10-12-000001/details/documents/88888888444455556666000000000006 HTTP/1.0
Authorization: Bearer broker

Response

HTTP/1.0 204 No Content
X-Request-ID: 88888888-4444-5555-6666-000000000008

Then post a new one

Request

POST /violation_reports/UA-2025-10-12-000001/details/documents HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "evidence_document_2.pdf",
    "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000009?Signature=m9Z53vY%2FdQRcmsM%2BEtois7GM8zSdQ9d1jsUxXh1qBlSVh%2FLQ6RL4q4CbPh9phIh4ByGt2TBgicd0IzIXlsmNAQ%3D%3D&KeyID=a8968c46",
    "hash": "md5:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
    "format": "application/pdf",
    "documentType": "violationReportEvidence"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000000a
Content-Length: 505

{
  "data": {
    "id": "8888888844445555666600000000000b",
    "hash": "md5:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000b?download=88888888444455556666000000000009",
    "dateModified": "2025-10-12T15:36:35+03:00",
    "datePublished": "2025-10-12T15:36:35+03:00",
    "documentType": "violationReportEvidence",
    "title": "evidence_document_2.pdf",
    "format": "application/pdf",
    "language": "uk"
  }
}

Or you can update document version with PUT method

Request

PUT /violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000b HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "evidence_updated.pdf",
    "url": "http://ds.k8s.prozorro.local/get/8888888844445555666600000000000c?Signature=5fP2QhnDGx4g94Eu5t4DWAlWYGYecWbJeBhnz2XE3wFnuBnjILl6s%2FFjA7ON%2F5ga0lVujuTc9vv1d0%2BnzE%2FJCA%3D%3D&KeyID=a8968c46",
    "hash": "md5:11111111111111111111111111111111",
    "format": "application/pdf",
    "documentType": "violationReportEvidence"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000000d
Content-Length: 502

{
  "data": {
    "id": "8888888844445555666600000000000b",
    "hash": "md5:11111111111111111111111111111111",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000e?download=8888888844445555666600000000000c",
    "dateModified": "2025-10-12T15:37:10+03:00",
    "datePublished": "2025-10-12T15:37:10+03:00",
    "documentType": "violationReportEvidence",
    "title": "evidence_updated.pdf",
    "format": "application/pdf",
    "language": "uk"
  }
}

Update document details can be changed using PATCH method

Request

PATCH /violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000b HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "доказ_оновлений.pdf",
    "title_en": "evidence_updated.pdf",
    "description": "Висновок експерта, щодо пошкодженої деревини.",
    "description_en": "Expert opinion regarding damaged wood."
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000000f
Content-Length: 926

{
  "data": {
    "id": "8888888844445555666600000000000b",
    "hash": "md5:11111111111111111111111111111111",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000e?download=8888888844445555666600000000000c",
    "dateModified": "2025-10-12T15:37:45+03:00",
    "datePublished": "2025-10-12T15:37:10+03:00",
    "documentType": "violationReportEvidence",
    "title": "доказ_оновлений.pdf",
    "title_en": "evidence_updated.pdf",
    "description": "Висновок експерта, щодо пошкодженої деревини.",
    "description_en": "Expert opinion regarding damaged wood.",
    "format": "application/pdf",
    "language": "uk"
  }
}

Before publishing, it’s required to add a signature document

Request

POST /violation_reports/UA-2025-10-12-000001/details/documents HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "sign.p7s",
    "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000010?Signature=pzXOh33YS5Yhqt4K8SKsKeV6%2Bad4EYaE5s1Hr8LQiDwZfQVQuf9wue4bPgb1rFNKLcititQMVRNF7UPBzVyYAg%3D%3D&KeyID=a8968c46",
    "hash": "md5:00000000000000000000000000000000",
    "format": "application/pkcs7-signature",
    "documentType": "violationReportSignature"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000011
Content-Length: 503

{
  "data": {
    "id": "88888888444455556666000000000012",
    "hash": "md5:00000000000000000000000000000000",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/88888888444455556666000000000012?download=88888888444455556666000000000010",
    "dateModified": "2025-10-12T15:38:47+03:00",
    "datePublished": "2025-10-12T15:38:47+03:00",
    "documentType": "violationReportSignature",
    "title": "sign.p7s",
    "format": "application/pkcs7-signature",
    "language": "uk"
  }
}

Now you can publish your violation report by changing its status

Request

PATCH /violation_reports/UA-2025-10-12-000001 HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "status": "pending"
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000013
Content-Length: 3302

{
  "data": {
    "details": {
      "reason": "goodsNonCompliance",
      "description": "Якість товару не відповідає нормі.",
      "documents": [
        {
          "id": "8888888844445555666600000000000b",
          "hash": "md5:11111111111111111111111111111111",
          "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000e?download=8888888844445555666600000000000c",
          "dateModified": "2025-10-12T15:37:45+03:00",
          "datePublished": "2025-10-12T15:37:10+03:00",
          "documentType": "violationReportEvidence",
          "title": "доказ_оновлений.pdf",
          "title_en": "evidence_updated.pdf",
          "description": "Висновок експерта, щодо пошкодженої деревини.",
          "description_en": "Expert opinion regarding damaged wood.",
          "format": "application/pdf",
          "language": "uk"
        },
        {
          "id": "88888888444455556666000000000012",
          "hash": "md5:00000000000000000000000000000000",
          "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/88888888444455556666000000000012?download=88888888444455556666000000000010",
          "dateModified": "2025-10-12T15:38:47+03:00",
          "datePublished": "2025-10-12T15:38:47+03:00",
          "documentType": "violationReportSignature",
          "title": "sign.p7s",
          "format": "application/pkcs7-signature",
          "language": "uk"
        }
      ],
      "dateModified": "2025-10-12T15:38:47+03:00"
    },
    "id": "UA-2025-10-12-000001",
    "status": "pending",
    "tender_id": "88888888444455556666000000000002",
    "contract_id": "88888888444455556666000000000001",
    "dateCreated": "2025-10-12T15:35:35+03:00",
    "dateModified": "2025-10-12T15:39:22+03:00",
    "datePublished": "2025-10-12T15:39:22+03:00",
    "author": {
      "name": "Adam Bryan",
      "identifier": {
        "id": "534962516",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "298 Michael Street Apt. 869",
        "postalCode": "66552",
        "countryName": "Chad"
      },
      "contactPoint": {
        "name": "Nathan Lee",
        "email": "marc75@example.org",
        "telephone": "560.702.9241x61926",
        "faxNumber": "8314738249",
        "url": "http://www.lucero-collier.com/"
      },
      "kind": "general"
    },
    "defendants": [
      {
        "name": "Hannah Peterson",
        "identifier": {
          "id": "500071620",
          "scheme": "UA-EDR"
        },
        "address": {
          "streetAddress": "81790 Connie Islands Suite 835",
          "postalCode": "87381",
          "countryName": "Qatar"
        },
        "contactPoint": {
          "name": "Chase Simpson",
          "email": "jerry22@example.com",
          "telephone": "(381)680-2072",
          "faxNumber": "461.576.2320x55262",
          "url": "https://wilson-schneider.com/"
        },
        "scale": "large"
      }
    ],
    "authority": {
      "name": "Chad Shannon",
      "identifier": {
        "id": "942880460",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "891 Eric Station Apt. 475",
        "postalCode": "53164",
        "countryName": "Gambia"
      },
      "contactPoint": {
        "name": "Dennis Mclaughlin",
        "email": "cwilliams@example.org",
        "telephone": "852.901.0193",
        "faxNumber": "(645)734-5619",
        "url": "http://martin.com/"
      },
      "kind": "central"
    },
    "defendantPeriod": {
      "startDate": "2025-10-12T15:39:22+03:00",
      "endDate": "2025-10-16T00:00:00+03:00"
    }
  }
}

See defendantPeriod that restrict the periods of the response can be posted. The decision can be posted once the period ends.

Post the defendant statement

Post a draft dependant statement

Request

POST /violation_reports/UA-2025-10-12-000001/defendantStatements HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "description": "В усьому винні бобри.",
    "documents": [
      {
        "title": "beavers.gif",
        "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000014?Signature=ZIIrhZX1BgFMM9cY7ThgYvVJlbVGQ7gajeZW6I1NRsfH%2B%2BCmg2rrjYrqG%2FK2Gp0p7pKsGEgiK5U0%2FX6up%2F7BBg%3D%3D&KeyID=a8968c46",
        "hash": "md5:00000000000000000000000000000000",
        "format": "image/gif",
        "documentType": "violationReportEvidence"
      }
    ]
  }
}

Response

HTTP/1.0 201 Created
Location: http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000015
Content-Length: 780

{
  "data": {
    "id": "88888888444455556666000000000016",
    "description": "В усьому винні бобри.",
    "documents": [
      {
        "id": "88888888444455556666000000000017",
        "hash": "md5:00000000000000000000000000000000",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/88888888444455556666000000000017?download=88888888444455556666000000000014",
        "dateModified": "2025-10-13T01:54:34+03:00",
        "datePublished": "2025-10-13T01:54:34+03:00",
        "documentType": "violationReportEvidence",
        "title": "beavers.gif",
        "format": "image/gif",
        "language": "uk"
      }
    ],
    "dateModified": "2025-10-13T01:54:34+03:00",
    "status": "draft"
  }
}

While is not active, you can update it

Request

PATCH /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016 HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "description": "В усьому винні бобри. Обіцяли, що більше не будуть."
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000018
Content-Length: 925

{
  "data": {
    "id": "88888888444455556666000000000016",
    "description": "В усьому винні бобри. Обіцяли, що більше не будуть.",
    "documents": [
      {
        "id": "88888888444455556666000000000017",
        "hash": "md5:00000000000000000000000000000000",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/88888888444455556666000000000017?download=88888888444455556666000000000014",
        "dateModified": "2025-10-13T01:54:34+03:00",
        "datePublished": "2025-10-13T01:54:34+03:00",
        "documentType": "violationReportEvidence",
        "title": "beavers.gif",
        "format": "image/gif",
        "language": "uk"
      }
    ],
    "dateModified": "2025-10-13T01:54:49+03:00",
    "status": "draft"
  }
}

You can delete a document

Request

DELETE /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/88888888444455556666000000000017 HTTP/1.0
Authorization: Bearer broker

Response

HTTP/1.0 204 No Content
X-Request-ID: 88888888-4444-5555-6666-000000000019

Then post a new one

Request

POST /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "defendant_statement_2.pdf",
    "url": "http://ds.k8s.prozorro.local/get/8888888844445555666600000000001a?Signature=6zJB4F1Eq8PFG0MHhnoe938ww31G%2BStm7QfLuyLlLdR9Irxus0ZsJoT7bFDDAgqRUy0WtLyAo7m%2Bc%2F4ynH3yBQ%3D%3D&KeyID=a8968c46",
    "hash": "md5:bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
    "format": "application/pdf",
    "documentType": "violationReportEvidence"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000001b
Content-Length: 552

{
  "data": {
    "id": "8888888844445555666600000000001c",
    "hash": "md5:bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001c?download=8888888844445555666600000000001a",
    "dateModified": "2025-10-13T01:55:19+03:00",
    "datePublished": "2025-10-13T01:55:19+03:00",
    "documentType": "violationReportEvidence",
    "title": "defendant_statement_2.pdf",
    "format": "application/pdf",
    "language": "uk"
  }
}

And update the evidences

Request

PUT /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001c HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "ai_generated_beavers_0001.gif",
    "url": "http://ds.k8s.prozorro.local/get/8888888844445555666600000000001d?Signature=KSrlQAiXGxV%2B6OCfzAAxT9jxSLFAIV5ZRvgnh5LUca26FXNh8Eij%2B1hc6Y9n5vXnQHatGCLfiLy2YxQVfvvuAw%3D%3D&KeyID=a8968c46",
    "hash": "md5:22222222222222222222222222222222",
    "format": "image/gif",
    "documentType": "violationReportEvidence"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000001e
Content-Length: 550

{
  "data": {
    "id": "8888888844445555666600000000001c",
    "hash": "md5:22222222222222222222222222222222",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001f?download=8888888844445555666600000000001d",
    "dateModified": "2025-10-13T01:55:34+03:00",
    "datePublished": "2025-10-13T01:55:34+03:00",
    "documentType": "violationReportEvidence",
    "title": "ai_generated_beavers_0001.gif",
    "format": "image/gif",
    "language": "uk"
  }
}

Change documents descriptions

Request

PATCH /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001c HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "доказ_оновлений.pdf",
    "description": "Докази причетності бобрів.",
    "description_en": "Evidence of beaver involvement."
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000020
Content-Length: 823

{
  "data": {
    "id": "8888888844445555666600000000001c",
    "hash": "md5:22222222222222222222222222222222",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001f?download=8888888844445555666600000000001d",
    "dateModified": "2025-10-13T01:56:09+03:00",
    "datePublished": "2025-10-13T01:55:34+03:00",
    "documentType": "violationReportEvidence",
    "title": "доказ_оновлений.pdf",
    "description": "Докази причетності бобрів.",
    "description_en": "Evidence of beaver involvement.",
    "format": "image/gif",
    "language": "uk"
  }
}

Before publishing it’s required to add a signature document

Request

POST /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "sign.p7s",
    "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000021?Signature=aBAmD0RXTXJTCOImqgld4ytJc7dUbIDlWekXbeAOLrUTu54Eskaiplw7u2Jm4euROoTWpxV7OWZU3rLaeV7PBw%3D%3D&KeyID=a8968c46",
    "hash": "md5:00000000000000000000000000000000",
    "format": "application/pkcs7-signature",
    "documentType": "violationReportSignature"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000022
Content-Length: 548

{
  "data": {
    "id": "88888888444455556666000000000023",
    "hash": "md5:00000000000000000000000000000000",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/88888888444455556666000000000023?download=88888888444455556666000000000021",
    "dateModified": "2025-10-13T01:56:24+03:00",
    "datePublished": "2025-10-13T01:56:24+03:00",
    "documentType": "violationReportSignature",
    "title": "sign.p7s",
    "format": "application/pkcs7-signature",
    "language": "uk"
  }
}

Then publish the statement, so it appears in the feed

Request

PATCH /violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016 HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "status": "active"
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000024
Content-Length: 1803

{
  "data": {
    "id": "88888888444455556666000000000016",
    "description": "В усьому винні бобри. Обіцяли, що більше не будуть.",
    "documents": [
      {
        "id": "8888888844445555666600000000001c",
        "hash": "md5:22222222222222222222222222222222",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001f?download=8888888844445555666600000000001d",
        "dateModified": "2025-10-13T01:56:09+03:00",
        "datePublished": "2025-10-13T01:55:34+03:00",
        "documentType": "violationReportEvidence",
        "title": "доказ_оновлений.pdf",
        "description": "Докази причетності бобрів.",
        "description_en": "Evidence of beaver involvement.",
        "format": "image/gif",
        "language": "uk"
      },
      {
        "id": "88888888444455556666000000000023",
        "hash": "md5:00000000000000000000000000000000",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/88888888444455556666000000000023?download=88888888444455556666000000000021",
        "dateModified": "2025-10-13T01:56:24+03:00",
        "datePublished": "2025-10-13T01:56:24+03:00",
        "documentType": "violationReportSignature",
        "title": "sign.p7s",
        "format": "application/pkcs7-signature",
        "language": "uk"
      }
    ],
    "dateModified": "2025-10-13T01:56:24+03:00",
    "datePublished": "2025-10-13T01:56:39+03:00",
    "status": "active"
  }
}

Post the decision

Create a draft decision

Request

POST /violation_reports/UA-2025-10-12-000001/decisions HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "resolution": "satisfied",
    "description": "Суворо засуджуємо бобрів.",
    "documents": [
      {
        "title": "protocol.pdf",
        "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000025?Signature=6JxrJ%2BwNKsRCI2xDBiiL%2F8pj15XhjYYFV2eTptnZcCfCIxkK7leYwPpIgSAYwse32fo1OdfHvB1acss2wjuiCQ%3D%3D&KeyID=a8968c46",
        "hash": "md5:00000000000000000000000000000000",
        "format": "application/pdf",
        "documentType": "violationReportEvidence"
      }
    ]
  }
}

Response

HTTP/1.0 201 Created
Location: http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000026
Content-Length: 833

{
  "data": {
    "id": "88888888444455556666000000000027",
    "resolution": "satisfied",
    "description": "Суворо засуджуємо бобрів.",
    "documents": [
      {
        "id": "88888888444455556666000000000028",
        "hash": "md5:00000000000000000000000000000000",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000028?download=88888888444455556666000000000025",
        "dateModified": "2025-10-16T10:15:00+03:00",
        "datePublished": "2025-10-16T10:15:00+03:00",
        "documentType": "violationReportEvidence",
        "title": "protocol.pdf",
        "format": "application/pdf",
        "language": "uk"
      }
    ],
    "dateModified": "2025-10-16T10:15:00+03:00",
    "status": "draft"
  }
}

It’s required to add a signature document

Request

POST /violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "sign.p7s",
    "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000029?Signature=ZN4h0KeEBT7dp7aIfFrjBP%2FvkzCZhg3fdg0KtoPGN5Y9NcXGCPVilJXNoKJu7GVl3cz3YmbiUkiV91XTtJ1RCw%3D%3D&KeyID=a8968c46",
    "hash": "md5:00000000000000000000000000000000",
    "format": "application/pkcs7-signature",
    "documentType": "violationReportSignature"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000002a
Content-Length: 538

{
  "data": {
    "id": "8888888844445555666600000000002b",
    "hash": "md5:00000000000000000000000000000000",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/8888888844445555666600000000002b?download=88888888444455556666000000000029",
    "dateModified": "2025-10-16T10:15:12+03:00",
    "datePublished": "2025-10-16T10:15:12+03:00",
    "documentType": "violationReportSignature",
    "title": "sign.p7s",
    "format": "application/pkcs7-signature",
    "language": "uk"
  }
}

While in draft, you can change the decision

Request

PATCH /violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027 HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "resolution": "declinedNoViolation",
    "description": "Комісія дійшла висновку, що ці бобри не підпадають під гриф \"таємно\" або \"для службового користування\"."
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000002c
Content-Length: 1760

{
  "data": {
    "id": "88888888444455556666000000000027",
    "resolution": "declinedNoViolation",
    "description": "Комісія дійшла висновку, що ці бобри не підпадають під гриф \"таємно\" або \"для службового користування\".",
    "documents": [
      {
        "id": "88888888444455556666000000000028",
        "hash": "md5:00000000000000000000000000000000",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000028?download=88888888444455556666000000000025",
        "dateModified": "2025-10-16T10:15:00+03:00",
        "datePublished": "2025-10-16T10:15:00+03:00",
        "documentType": "violationReportEvidence",
        "title": "protocol.pdf",
        "format": "application/pdf",
        "language": "uk"
      },
      {
        "id": "8888888844445555666600000000002b",
        "hash": "md5:00000000000000000000000000000000",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/8888888844445555666600000000002b?download=88888888444455556666000000000029",
        "dateModified": "2025-10-16T10:15:12+03:00",
        "datePublished": "2025-10-16T10:15:12+03:00",
        "documentType": "violationReportSignature",
        "title": "sign.p7s",
        "format": "application/pkcs7-signature",
        "language": "uk"
      }
    ],
    "dateModified": "2025-10-16T10:15:24+03:00",
    "status": "draft"
  }
}

You can delete a document

Request

DELETE /violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000028 HTTP/1.0
Authorization: Bearer broker

Response

HTTP/1.0 204 No Content
X-Request-ID: 88888888-4444-5555-6666-00000000002d

Then post a new one

Request

POST /violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "protocol(2).pdf",
    "url": "http://ds.k8s.prozorro.local/get/8888888844445555666600000000002e?Signature=yL50lAlm7w0hOo0u2wycJrc68JwK9Ax9LEPxsmM4bveZ9CX1ybdZUk%2BLsb3mQDkog%2FQcknRxXCsU9C2cqBO8CQ%3D%3D&KeyID=a8968c46",
    "hash": "md5:ffffffffffffffffffffffffffffffff",
    "format": "application/pdf",
    "documentType": "violationReportEvidence"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-00000000002f
Content-Length: 532

{
  "data": {
    "id": "88888888444455556666000000000030",
    "hash": "md5:ffffffffffffffffffffffffffffffff",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000030?download=8888888844445555666600000000002e",
    "dateModified": "2025-10-16T10:15:54+03:00",
    "datePublished": "2025-10-16T10:15:54+03:00",
    "documentType": "violationReportEvidence",
    "title": "protocol(2).pdf",
    "format": "application/pdf",
    "language": "uk"
  }
}

Before publishing, you need to update the signature

Request

PUT /violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/8888888844445555666600000000002b HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "title": "sign_1.p7s",
    "url": "http://ds.k8s.prozorro.local/get/88888888444455556666000000000031?Signature=Nqx4GVun7sIeambweuLHtn6U1t3O7rx5nFKWK3W8Pt9J9dDgLk5LpbRRaMtbPHotW9OcJ4ZMTzVNYHI9PD5CAw%3D%3D&KeyID=a8968c46",
    "hash": "md5:33333333333333333333333333333333",
    "format": "application/pkcs7-signature",
    "documentType": "violationReportSignature"
  }
}

Response

HTTP/1.0 201 Created
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000032
Content-Length: 540

{
  "data": {
    "id": "8888888844445555666600000000002b",
    "hash": "md5:33333333333333333333333333333333",
    "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000033?download=88888888444455556666000000000031",
    "dateModified": "2025-10-16T10:16:06+03:00",
    "datePublished": "2025-10-16T10:16:06+03:00",
    "documentType": "violationReportSignature",
    "title": "sign_1.p7s",
    "format": "application/pkcs7-signature",
    "language": "uk"
  }
}

Publish the decision

Request

PATCH /violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027 HTTP/1.0
Authorization: Bearer broker

{
  "data": {
    "status": "active"
  }
}

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000034
Content-Length: 1812

{
  "data": {
    "id": "88888888444455556666000000000027",
    "resolution": "declinedNoViolation",
    "description": "Комісія дійшла висновку, що ці бобри не підпадають під гриф \"таємно\" або \"для службового користування\".",
    "documents": [
      {
        "id": "88888888444455556666000000000030",
        "hash": "md5:ffffffffffffffffffffffffffffffff",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000030?download=8888888844445555666600000000002e",
        "dateModified": "2025-10-16T10:15:54+03:00",
        "datePublished": "2025-10-16T10:15:54+03:00",
        "documentType": "violationReportEvidence",
        "title": "protocol(2).pdf",
        "format": "application/pdf",
        "language": "uk"
      },
      {
        "id": "8888888844445555666600000000002b",
        "hash": "md5:33333333333333333333333333333333",
        "url": "http://lb-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000033?download=88888888444455556666000000000031",
        "dateModified": "2025-10-16T10:16:06+03:00",
        "datePublished": "2025-10-16T10:16:06+03:00",
        "documentType": "violationReportSignature",
        "title": "sign_1.p7s",
        "format": "application/pkcs7-signature",
        "language": "uk"
      }
    ],
    "dateModified": "2025-10-16T10:16:06+03:00",
    "datePublished": "2025-10-16T10:16:08+03:00",
    "status": "active"
  }
}

See the result violation report object

Request

GET /violation_reports/UA-2025-10-12-000001 HTTP/1.0

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000035
Content-Length: 6977

{
  "data": {
    "details": {
      "reason": "goodsNonCompliance",
      "description": "Якість товару не відповідає нормі.",
      "documents": [
        {
          "id": "8888888844445555666600000000000b",
          "hash": "md5:11111111111111111111111111111111",
          "url": "http://public-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/8888888844445555666600000000000e?download=8888888844445555666600000000000c",
          "dateModified": "2025-10-12T15:37:45+03:00",
          "datePublished": "2025-10-12T15:37:10+03:00",
          "documentType": "violationReportEvidence",
          "title": "доказ_оновлений.pdf",
          "title_en": "evidence_updated.pdf",
          "description": "Висновок експерта, щодо пошкодженої деревини.",
          "description_en": "Expert opinion regarding damaged wood.",
          "format": "application/pdf",
          "language": "uk"
        },
        {
          "id": "88888888444455556666000000000012",
          "hash": "md5:00000000000000000000000000000000",
          "url": "http://public-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/details/documents/88888888444455556666000000000012?download=88888888444455556666000000000010",
          "dateModified": "2025-10-12T15:38:47+03:00",
          "datePublished": "2025-10-12T15:38:47+03:00",
          "documentType": "violationReportSignature",
          "title": "sign.p7s",
          "format": "application/pkcs7-signature",
          "language": "uk"
        }
      ],
      "dateModified": "2025-10-12T15:38:47+03:00"
    },
    "id": "UA-2025-10-12-000001",
    "status": "declinedNoViolation",
    "tender_id": "88888888444455556666000000000002",
    "contract_id": "88888888444455556666000000000001",
    "dateCreated": "2025-10-12T15:35:35+03:00",
    "dateModified": "2025-10-16T10:16:08+03:00",
    "datePublished": "2025-10-12T15:39:22+03:00",
    "author": {
      "name": "Adam Bryan",
      "identifier": {
        "id": "534962516",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "298 Michael Street Apt. 869",
        "postalCode": "66552",
        "countryName": "Chad"
      },
      "contactPoint": {
        "name": "Nathan Lee",
        "email": "marc75@example.org",
        "telephone": "560.702.9241x61926",
        "faxNumber": "8314738249",
        "url": "http://www.lucero-collier.com/"
      },
      "kind": "general"
    },
    "defendants": [
      {
        "name": "Hannah Peterson",
        "identifier": {
          "id": "500071620",
          "scheme": "UA-EDR"
        },
        "address": {
          "streetAddress": "81790 Connie Islands Suite 835",
          "postalCode": "87381",
          "countryName": "Qatar"
        },
        "contactPoint": {
          "name": "Chase Simpson",
          "email": "jerry22@example.com",
          "telephone": "(381)680-2072",
          "faxNumber": "461.576.2320x55262",
          "url": "https://wilson-schneider.com/"
        },
        "scale": "large"
      }
    ],
    "authority": {
      "name": "Chad Shannon",
      "identifier": {
        "id": "942880460",
        "scheme": "UA-EDR"
      },
      "address": {
        "streetAddress": "891 Eric Station Apt. 475",
        "postalCode": "53164",
        "countryName": "Gambia"
      },
      "contactPoint": {
        "name": "Dennis Mclaughlin",
        "email": "cwilliams@example.org",
        "telephone": "852.901.0193",
        "faxNumber": "(645)734-5619",
        "url": "http://martin.com/"
      },
      "kind": "central"
    },
    "defendantPeriod": {
      "startDate": "2025-10-12T15:39:22+03:00",
      "endDate": "2025-10-16T00:00:00+03:00"
    },
    "defendantStatements": [
      {
        "id": "88888888444455556666000000000016",
        "description": "В усьому винні бобри. Обіцяли, що більше не будуть.",
        "documents": [
          {
            "id": "8888888844445555666600000000001c",
            "hash": "md5:22222222222222222222222222222222",
            "url": "http://public-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/8888888844445555666600000000001f?download=8888888844445555666600000000001d",
            "dateModified": "2025-10-13T01:56:09+03:00",
            "datePublished": "2025-10-13T01:55:34+03:00",
            "documentType": "violationReportEvidence",
            "title": "доказ_оновлений.pdf",
            "description": "Докази причетності бобрів.",
            "description_en": "Evidence of beaver involvement.",
            "format": "image/gif",
            "language": "uk"
          },
          {
            "id": "88888888444455556666000000000023",
            "hash": "md5:00000000000000000000000000000000",
            "url": "http://public-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/defendantStatements/88888888444455556666000000000016/documents/88888888444455556666000000000023?download=88888888444455556666000000000021",
            "dateModified": "2025-10-13T01:56:24+03:00",
            "datePublished": "2025-10-13T01:56:24+03:00",
            "documentType": "violationReportSignature",
            "title": "sign.p7s",
            "format": "application/pkcs7-signature",
            "language": "uk"
          }
        ],
        "dateModified": "2025-10-13T01:56:24+03:00",
        "datePublished": "2025-10-13T01:56:39+03:00",
        "status": "active"
      }
    ],
    "decisions": [
      {
        "id": "88888888444455556666000000000027",
        "resolution": "declinedNoViolation",
        "description": "Комісія дійшла висновку, що ці бобри не підпадають під гриф \"таємно\" або \"для службового користування\".",
        "documents": [
          {
            "id": "88888888444455556666000000000030",
            "hash": "md5:ffffffffffffffffffffffffffffffff",
            "url": "http://public-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000030?download=8888888844445555666600000000002e",
            "dateModified": "2025-10-16T10:15:54+03:00",
            "datePublished": "2025-10-16T10:15:54+03:00",
            "documentType": "violationReportEvidence",
            "title": "protocol(2).pdf",
            "format": "application/pdf",
            "language": "uk"
          },
          {
            "id": "8888888844445555666600000000002b",
            "hash": "md5:33333333333333333333333333333333",
            "url": "http://public-api-sandbox.prozorro.gov.ua/api/2.5/violation_reports/UA-2025-10-12-000001/decisions/88888888444455556666000000000027/documents/88888888444455556666000000000033?download=88888888444455556666000000000031",
            "dateModified": "2025-10-16T10:16:06+03:00",
            "datePublished": "2025-10-16T10:16:06+03:00",
            "documentType": "violationReportSignature",
            "title": "sign_1.p7s",
            "format": "application/pkcs7-signature",
            "language": "uk"
          }
        ],
        "dateModified": "2025-10-16T10:16:06+03:00",
        "datePublished": "2025-10-16T10:16:08+03:00",
        "status": "active"
      }
    ]
  }
}

Field status of violation report depends on the decision status now.

Feed violation report updates

Violation reports appear in their feed when the get public changes.

These are:

1. violationReport is published

2. defendantStatement is published

3. decision is published

Request

GET /violation_reports HTTP/1.0

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000036
Content-Length: 379

{
  "data": [
    {
      "dateModified": "2025-10-16T10:16:08+03:00",
      "id": "UA-2025-10-12-000001"
    }
  ],
  "next_page": {
    "offset": "1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa",
    "path": "/violation_reports?offset=1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa",
    "uri": "http://public-api-sandbox.prozorro.gov.ua/violation_reports?offset=1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa"
  }
}

Process objects in data and follow the next_page

Request

GET /violation_reports?offset=1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa HTTP/1.0

Response

HTTP/1.0 200 OK
Content-Type: application/json; charset=utf-8
X-Request-ID: 88888888-4444-5555-6666-000000000037
Content-Length: 459

{
  "data": [],
  "next_page": {
    "offset": "1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa",
    "path": "/violation_reports?offset=1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa",
    "uri": "http://public-api-sandbox.prozorro.gov.ua/violation_reports?offset=1763200489.262.1.bf2af5c632c705c7ce7e7c4948e62efa"
  },
  "prev_page": {
    "offset": "",
    "path": "/violation_reports?descending=1",
    "uri": "http://public-api-sandbox.prozorro.gov.ua/violation_reports?descending=1"
  }
}

Once data is empty make your script sleep for a while and check the same page later.