def payload
      msg = {
        data: {
          alert: alert,
          badge: badge || "Increment"
        }
      }
      msg[:data][:sound] = sound if sound.present?
      msg[:data][:title] = title if title.present?
      msg[:data].merge! @data if @data.is_a?(Hash)


      if @expiration_time.present?
        msg[:expiration_time] = @expiration_time.respond_to?(:iso8601) ? @expiration_time.iso8601(3) : @expiration_time
      end
      if @push_time.present?
        msg[:push_time] = @push_time.respond_to?(:iso8601) ? @push_time.iso8601(3) : @push_time
      end

      if @expiration_interval.is_a?(Numeric)
        msg[:expiration_interval] = @expiration_interval.to_i
      end

      if query.where.present?
        q = @query.dup
        if @channels.is_a?(Array) && @channels.empty? == false
          q.where :channels.in => @channels
        end
        msg[:where] = q.compile_where unless q.where.empty?
      elsif @channels.is_a?(Array) && @channels.empty? == false
        msg[:channels] = @channels
      end
      msg
    end
def payload
      msg = {
        data: {
          alert: alert,
          badge: badge || "Increment"
        }
      }
      msg[:data][:sound] = sound if sound.present?
      msg[:data][:title] = title if title.present?
      msg[:data].merge! @data if @data.is_a?(Hash)


      if @expiration_time.present?
        msg[:expiration_time] = @expiration_time.respond_to?(:iso8601) ? @expiration_time.iso8601(3) : @expiration_time
      end
      if @push_time.present?
        msg[:push_time] = @push_time.respond_to?(:iso8601) ? @push_time.iso8601(3) : @push_time
      end

      if @expiration_interval.is_a?(Numeric)
        msg[:expiration_interval] = @expiration_interval.to_i
      end

      if query.where.present?
        q = @query.dup
        if @channels.is_a?(Array) && @channels.empty? == false
          q.where :channels.in => @channels
        end
        msg[:where] = q.compile_where unless q.where.empty?
      elsif @channels.is_a?(Array) && @channels.empty? == false
        msg[:channels] = @channels
      end
      msg
    end
This method takes all the parameters of the instance and creates a proper
 hash structure, required by Parse, in order to process the push notification.
 @return [Hash] the prepared push payload to be used in the request.