curl --request POST \
  --url https://api.interchange.io/api/v2/storefront/inventory-sources/{sourceId}/modular/bookings/finalize \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "mediaBuyId": "<string>",
  "buyerCustomerId": 4503599627370495,
  "availId": "<string>"
}
'

import requests

url = "https://api.interchange.io/api/v2/storefront/inventory-sources/{sourceId}/modular/bookings/finalize"

payload = {
    "mediaBuyId": "<string>",
    "buyerCustomerId": 4503599627370495,
    "availId": "<string>"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: JSON.stringify({mediaBuyId: '<string>', buyerCustomerId: 4503599627370495, availId: '<string>'})
};

fetch('https://api.interchange.io/api/v2/storefront/inventory-sources/{sourceId}/modular/bookings/finalize', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

{
  "booking": {
    "bookingId": "<string>",
    "availId": "<string>",
    "mediaBuyId": "<string>",
    "packageId": "<string>",
    "requestedImpressions": 4503599627370495,
    "status": "HELD"
  },
  "workItems": [
    {}
  ],
  "projection": {
    "inventorySource": {
      "id": "<string>",
      "storefrontId": "<string>",
      "sourceId": "<string>",
      "name": "<string>",
      "executionType": "MODULAR_SOURCE",
      "status": "<string>",
      "healthStatus": "<string>",
      "lastError": "<string>",
      "lastCheckedAt": "2023-11-07T05:31:56Z"
    },
    "modules": [
      {
        "moduleRowId": "<string>",
        "inventorySourceId": "<string>",
        "moduleInstanceId": "<string>",
        "kind": "INVENTORY_FEED",
        "name": "<string>",
        "provider": "<string>",
        "status": "CONFIGURING",
        "contractId": "<string>",
        "contractVersion": "<string>",
        "contract": {
          "contractId": "<string>",
          "version": "<string>",
          "moduleType": "<string>",
          "primaryKind": "INVENTORY_FEED",
          "displayName": "<string>",
          "description": "<string>",
          "constraints": [
            "<string>"
          ],
          "provider": "<string>",
          "maturity": "sandbox"
        },
        "configuredFieldKeys": [
          "<string>"
        ],
        "missingSetupFieldsBySource": [
          {
            "source": "MODULE_CONFIG",
            "fields": [
              {
                "key": "<string>",
                "label": "<string>",
                "description": "<string>",
                "source": "MODULE_CONFIG",
                "valueType": "STRING",
                "required": true,
                "requiredFor": [
                  "LIST_ACCOUNTS"
                ],
                "mapsTo": "<string>",
                "enumValues": [
                  "<string>"
                ]
              }
            ]
          }
        ],
        "lifecycle": [
          {
            "stage": "LIST_ACCOUNTS",
            "mode": "AUTOMATED",
            "description": "<string>",
            "outputKeys": [
              "<string>"
            ],
            "requiredFieldsBySource": [
              {
                "source": "MODULE_CONFIG",
                "fields": [
                  {
                    "key": "<string>",
                    "label": "<string>",
                    "description": "<string>",
                    "source": "MODULE_CONFIG",
                    "valueType": "STRING",
                    "required": true,
                    "requiredFor": [
                      "LIST_ACCOUNTS"
                    ],
                    "mapsTo": "<string>",
                    "enumValues": [
                      "<string>"
                    ]
                  }
                ]
              }
            ],
            "missingSetupFieldsBySource": [
              {
                "source": "MODULE_CONFIG",
                "fields": [
                  {
                    "key": "<string>",
                    "label": "<string>",
                    "description": "<string>",
                    "source": "MODULE_CONFIG",
                    "valueType": "STRING",
                    "required": true,
                    "requiredFor": [
                      "LIST_ACCOUNTS"
                    ],
                    "mapsTo": "<string>",
                    "enumValues": [
                      "<string>"
                    ]
                  }
                ]
              }
            ],
            "moduleConfigReady": true,
            "workItemKind": "<string>",
            "taskContract": {
              "taskId": "<string>",
              "stage": "LIST_ACCOUNTS",
              "automationMode": "AUTOMATED",
              "completionPolicy": "NO_TASK",
              "defaultActor": "system",
              "requiredInputKeys": [
                "<string>"
              ],
              "requiredResultKeys": [
                "<string>"
              ],
              "outputKeys": [
                "<string>"
              ],
              "retryable": true,
              "blocksStage": true,
              "workItemKind": "<string>",
              "fallbackWorkItemKind": "<string>",
              "operatorAction": "<string>",
              "idempotencyKeyFields": [
                "<string>"
              ]
            }
          }
        ],
        "openWorkItemCount": 4503599627370495,
        "openWorkItemCountsByKind": {},
        "lastError": "<string>",
        "lastCheckedAt": "2023-11-07T05:31:56Z",
        "issues": [
          "<string>"
        ]
      }
    ],
    "lifecycleSummary": [
      {
        "stage": "LIST_ACCOUNTS",
        "supported": true,
        "status": "UNSUPPORTED",
        "modes": [
          "AUTOMATED"
        ],
        "moduleInstanceIds": [
          "<string>"
        ],
        "moduleNames": [
          "<string>"
        ],
        "setupConfigured": true,
        "runtimeInputsRequired": true,
        "hitlRequired": true,
        "openWorkItemCount": 4503599627370495,
        "requiredRuntimeFieldSources": [
          "MODULE_CONFIG"
        ],
        "missingSetupFieldsBySource": [
          {
            "source": "MODULE_CONFIG",
            "fields": [
              {
                "key": "<string>",
                "label": "<string>",
                "description": "<string>",
                "source": "MODULE_CONFIG",
                "valueType": "STRING",
                "required": true,
                "requiredFor": [
                  "LIST_ACCOUNTS"
                ],
                "mapsTo": "<string>",
                "enumValues": [
                  "<string>"
                ]
              }
            ]
          }
        ],
        "issues": [
          "<string>"
        ]
      }
    ],
    "openWorkItemCount": 4503599627370495,
    "activeAvailCount": 4503599627370495,
    "catalogMappingReadiness": {
      "sections": [
        {
          "id": "SET_UP_INVENTORY",
          "title": "Set up inventory",
          "rows": [
            {
              "id": "<string>",
              "title": "<string>",
              "requirement": "REQUIRED",
              "status": "NOT_STARTED",
              "evidence": [
                {
                  "code": "<string>",
                  "summary": "<string>",
                  "observedAt": "2023-11-07T05:31:56Z",
                  "value": "<string>"
                }
              ],
              "freshness": {
                "state": "FRESH",
                "observedAt": "2023-11-07T05:31:56Z"
              },
              "sourceOfTruth": "INVENTORY_SOURCE",
              "action": {
                "operation": "open_modular_avails_commit",
                "arguments": {
                  "sourceId": "<string>"
                }
              },
              "externalOwner": "PUBLISHER",
              "diagnostics": [
                {
                  "code": "<string>",
                  "message": "<string>"
                }
              ]
            }
          ]
        }
      ],
      "progress": {
        "ready": 4503599627370495,
        "applicable": 4503599627370495,
        "percent": 50
      },
      "nextAction": {
        "operation": "open_modular_avails_commit",
        "arguments": {
          "sourceId": "<string>"
        }
      }
    }
  },
  "executionStatus": "PENDING_TRAFFICKING",
  "cadentCampaign": {},
  "cadentRequestXml": "<string>"
}

{
  "data": null,
  "error": {
    "code": "<string>",
    "message": "<string>",
    "field": "<string>",
    "details": {}
  }
}

{
  "data": null,
  "error": {
    "code": "<string>",
    "message": "<string>",
    "field": "<string>",
    "details": {}
  }
}

{
  "data": null,
  "error": {
    "code": "<string>",
    "message": "<string>",
    "field": "<string>",
    "details": {}
  }
}