curl --request POST \
  --url https://api.procuros.io/v2/transactions \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "type": "ORDER",
  "content": {
    "header": {
      "buyer": {
        "name": "ACME Co. Ltd.",
        "identifiers": [
          {
            "identifier": "1100001016310",
            "domain": "GS1"
          }
        ],
        "postalAddress": {
          "city": "Berlin",
          "countryCode": "DE",
          "name": "ACME Co. Ltd.",
          "postalCode": "82643",
          "street": "Elroy-Fritsch-Ring 15"
        },
        "contacts": [
          {
            "firstName": "Jane",
            "lastName": "Doe",
            "email": "[email protected]",
            "fax": "(818) 463-6124",
            "phone": "+1.352.856.0626"
          }
        ]
      },
      "supplier": {
        "name": "Testsupplier",
        "identifiers": [
          {
            "identifier": "1100001016312",
            "domain": "GS1"
          }
        ]
      },
      "shipTo": {
        "identifiers": [
          {
            "identifier": "1100001016313",
            "domain": "GS1"
          }
        ]
      },
      "billTo": {
        "identifiers": [
          {
            "identifier": "1100001016314",
            "domain": "GS1"
          }
        ]
      },
      "orderIdentifier": "PO9383-R45",
      "orderDate": "2021-09-30",
      "AdditionalOrderIdentifiers": {
        "supplierOrderIdentifier": "SUP-12345",
        "shipToOrderIdentifier": "ST-67890",
        "billToOrderIdentifier": "BT-22222",
        "finalRecipientOrderIdentifier": "FR-44444",
        "technicalRecipientOrderIdentifier": "TR-55555"
      },
      "currency": "EUR",
      "requestedDeliveryDate": "2021-10-05",
      "paymentTerms": [
        {
          "payInNumberOfDays": 28,
          "percentage": 3
        }
      ]
    },
    "items": [
      {
        "lineNumber": 1,
        "identifiers": [
          {
            "identifier": "4300348765432",
            "domain": "GS1"
          },
          {
            "identifier": "PROD-77-LS",
            "domain": "BUYER"
          },
          {
            "identifier": "sp_gr_8",
            "domain": "SUPPLIER"
          }
        ],
        "isDepositItem": false,
        "quantity": 10,
        "unitOfMeasure": "EA",
        "description": "First product description.",
        "unitPrice": 1.23,
        "tax": {
          "percentage": 7,
          "description": "Umsatzsteuer"
        },
        "brand": "kela",
        "assortment": "ME_GEN",
        "consumerGroup": "Unisex",
        "category": "1008",
        "subCategory": "Beverages",
        "modificationGroups": [
          {
            "modifications": [
              {
                "type": "ALLOWANCE",
                "reasonCode": "DISCOUNT",
                "description": "Contract trade discount",
                "percentage": 7
              }
            ]
          }
        ]
      }
    ]
  }
}
'

{
  "procurosTransactionId": "949b2f25-fd9d-4c58-8899-b4dc277f8cf9"
}