curl --request GET \
  --url https://sis.sumvin.com/v0/users/{user_id}/kyc \
  --header 'Authorization: Bearer <token>' \
  --header 'x-sumvin-pint-token: <x-sumvin-pint-token>'

{
  "_links": {
    "self": {
      "href": "<string>",
      "method": "GET",
      "templated": false,
      "description": "<string>"
    }
  },
  "status": "<string>",
  "verified_at": 123,
  "rejected_at": 123,
  "started_at": 123,
  "personal_info": {
    "first_name": "<string>",
    "last_name": "<string>",
    "date_of_birth": "<string>",
    "nationality": "<string>",
    "country_of_residence": "<string>"
  },
  "documents": [
    {
      "document_type": "<string>",
      "country": "<string>",
      "submitted_at": 123,
      "image_ids": [
        "<string>"
      ]
    }
  ],
  "verification_complete": false,
  "verification_passed": false,
  "rejection": {
    "can_retry": true,
    "message": "<string>"
  }
}