[FEATURE] Create validate detector type response

[dbwiddis]

Is your feature request related to a problem?

Implement success and type validation failure response to users as shown by the documentation

For success:

{}

For failure

{
  "detector": {
    "feature_attributes": {
      "message": "Feature has invalid query returning empty aggregated data: average_total_rev",
      "sub_issues": {
        "average_total_rev": "Feature has invalid query returning empty aggregated data"
      }
    }
  }
}

[dbwiddis]

Superceded by #353