curl --request POST \
  --url https://api.stackone.com/unified/screening/orders \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --header 'x-account-id: <x-account-id>' \
  --data '{
  "passthrough": {
    "other_known_names": "John Doe"
  },
  "unified_custom_fields": {
    "my_project_custom_field_1": "REF-1236",
    "my_project_custom_field_2": "some other value"
  },
  "package_id": "54321",
  "candidate": {
    "first_name": "John",
    "last_name": "Doe",
    "email": "john.doe@example.com"
  }
}'

{
  "statusCode": 201,
  "message": "Record created successfully.",
  "timestamp": "2021-01-01T01:01:01.000Z",
  "data": {
    "id": "8187e5da-dc77-475e-9949-af0f1fa4e4e3",
    "remote_id": "8187e5da-dc77-475e-9949-af0f1fa4e4e3"
  }
}