curl --request POST \
  --url https://platform.kodexa.ai/api/batch-update \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "contentObjectUploads": {
    "uploads": [
      {
        "documentFamilyId": "<string>",
        "fileIndex": 123,
        "fileName": "<string>",
        "uploadType": "<string>"
      }
    ]
  },
  "deletes": {
    "documentFamilyIds": [
      "<string>"
    ]
  },
  "documentFamilyIds": [
    "<string>"
  ],
  "labelUpdates": {
    "newLabels": [
      {}
    ],
    "removedLabels": [
      {}
    ]
  },
  "notes": {
    "deletedNotes": [
      "<string>"
    ],
    "newNotes": [
      {}
    ]
  },
  "projectId": "<string>",
  "task": {},
  "transactionStart": "<string>"
}
'

{
  "contentObjectUpdates": [
    {
      "documentFamily": {},
      "documentFamilyId": "<string>",
      "error": "<string>",
      "success": true
    }
  ],
  "task": {}
}