lib/amazon_flex_pay/api.rb
def get_account_activity(start_date, end_date, options = {})
      submit GetAccountActivity.new(options.merge(:start_date => start_date, :end_date => end_date))
    end
def get_account_activity(start_date, end_date, options = {})
      submit GetAccountActivity.new(options.merge(:start_date => start_date, :end_date => end_date))
    end
Searches through transactions on your account. Helpful if you want to compare vs your own records,
 or print an admin report.

 See http://docs.amazonwebservices.com/AmazonFPS/latest/FPSAccountManagementGuide/GetAccountActivity.html