code: func (obj *Doc) GetAppPropertiesRaw(ctx context.Context) (json.RawMessage, error) {
  	result := &struct {
  		Prop json.RawMessage	`json:"qProp"`
  	} {}
  	err := obj.rpc(ctx, "GetAppProperties", result)
  	return result.Prop, err 
  }
docs: // Gets the properties of an app.