curl --request POST \
  --url https://api.example.com/extracted-values \
  --header 'Content-Type: application/json' \
  --data '
{
  "fileId": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "valueType": "string",
  "externalFieldName": "<string>",
  "valueRaw": null,
  "references": null
}
'

{
  "data": null
}