curl --request POST \
  --url https://api.engine.usesophic.com/onboarding-applications \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "authorities": [
    {
      "person": "<string>"
    }
  ],
  "consents": [
    {
      "person": "<string>",
      "consented_at": "2023-11-07T05:31:56Z",
      "legal_document_version": "<string>"
    }
  ],
  "evidence": [
    {
      "person": "<string>",
      "file": "<string>"
    }
  ]
}
'

{
  "id": "<string>",
  "application": {},
  "created_at": "2023-11-07T05:31:56Z",
  "modified_at": "2023-11-07T05:31:56Z"
}