Now that you know about PayPal's sandbox environment, let's learn how to build an application, leveraging PayPal's new platform for moving money.

1. LAUNCHING YOUR FIRST APPLICATION WITH PayPal Ray Tanaka, Technical Design Lead

3. INTRODUCTION

4. PROCESS OVERVIEW

5. EXAMPLE: PARALLEL PAYMENT $10 $40 $50 $100

6. NON-IMPLICIT PAYMENTS

7. API REQUEST FORMAT

8. API REQUEST HEADER Authentication X-PAYPAL-SECURITY-USERID=”zach_biz_api1.paypal.com" X-PAYPAL-SECURITY-PASSWORD="1243669572" X-PAYPAL-SECURITY-SIGNATURE="AFcWxV2D7fd01AaLY0Bw1Sxdvu68EuEwEhtZLUBsa” X-PAYPAL-SECURITY-SUBJECT=“ray_biz_api1.paypal.com” X-PAYPAL-APPLICATION-ID=APP-80W284485P519543T Request / Response Format X-PAYPAL-REQUEST-DATA-FORMAT="NV" X-PAYPAL-RESPONSE-DATA-FORMAT="NV" X-PAYPAL-SERVICE-VERSION="1.3.0"

9. API REQUEST BODY Request Envelope requestEnvelope.errorLanguage="en_US" requestEnvelope.detailLevel="ReturnAll" Action Type actionType="PAY " Client Information clientDetails.ipAddress=71.244.125.43 clientDetails.deviceId=10.244.196.142

10. API REQUEST BODY (CONT’D) Pay API Specific Parameters senderEmail="buyer_1245766416_per@janedoe.com" memo="testing" returnUrl="http://myReturnURL" cancelUrl="http://myCancelURL" feesPayer=“EACHRECEIVER" currencyCode="USD" amount0="5" email0="seller@janedoe.com" primary0=“false" amount1="5" email1="newsel_1245945819_biz@janedoe.com" primary1="false" 1 st recipient 2 nd recipient

11. API RESPONSE FORMAT

12. API RESPONSE HEADER ResponseEnvelope Timestamp=“2009-10-26T01:04:15.718-07:00” Ack=“Success” CorrelationID=“85149f4dfffbf” PaymentExecStatus PaymentExecStatus=“COMPLETED” PayKey PayKey=“AP-4H5145568D597711E” Error errorID=“579033” severity=“Error” message=“The sender and each receiver must have different accounts”

14. CONCLUDING THOUGHTS Integrate PayPal