code: func (obj *Doc) GetFieldDescriptionRaw(ctx context.Context, fieldName string) (json.RawMessage, error) {
  	result := &struct {
  		Return json.RawMessage	`json:"qReturn"`
  	} {}
  	err := obj.rpc(ctx, "GetFieldDescription", result, ensureEncodable(fieldName))
  	return result.Return, err 
  }
docs: // Returns the description of a field.
  //
  // Parameters:
  //
  // ◾ fieldName   -   Name of the field.
  //