def refunds_list
      get('refunds')
      @response.success? ? @response.body[:refunds].map { |refund| Instamojo::Refund.new refund, self } : @response
    end
def refunds_list
      get('refunds')
      @response.success? ? @response.body[:refunds].map { |refund| Instamojo::Refund.new refund, self } : @response
    end
GET /refunds