API - Contacts Details - Null values

API - Contacts Details - Null values

Hi,

The response  of a simple query like the following, returns null value for the CONTACTS fields (e.g first name).
The values of the EVENT (e.g name, createdBy) are populated correctly.
Has anyone else faced a similar issue ?

query test2($eventId: ID!){

 event(id: $eventId) {
    name

    createdBy

    contacts {

      firstName

    }

  }

  }

}