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23. StoreKit: In-App Purchasing > Validating Receipts
Validating Receipts
A successful purchase transaction contains a receipt. This receipt, which is sent in raw NSData format, corresponds to an encoded JSON string. It contains a signature and purchase information. Here is a sample receipt from one of my purchases:
{
"signature" = "AbtAg-
JQlIPicxP/g4ubwT/noCER4jE+LuGNfxfy++DsiEUrdOYNcf6GqljT+/qDlLCvSZUnWGG7YrACLDFQRREft
jNDmkgek-
bErdP8uI9IAN0sH6vkHx5sc/2p9hHRbG6AY/CDDj11g+esLRe8HYGxCBaHlIMa+o/ZKtHr3Rl+jUMIIDUzC
CAjugAwIBAgIIZRSRTdlYBLUwDQYJKoZIhvcNAQEFBQAwfzEL-
MAkGA1UEBhMCVVMxEzARBgNVBAoMCkFwcGxlIEluYy4xJjAkBgNVBAsMHUFwcGxlIENlcnRpZmljYXRpb24
gQXV0aG9yaXR5MTMwMQYDVQQDDCpBcHBsZSBpVHVuZXMgU3RvcmUgQ2VydGlmaWNhdGlvbiBBdXRob3JpdH
kwHhcNMDkwNjE1MjIwNTU2WhcNMTQwNjE0MjIwNTU2WjBkMSMwIQYDVQQDDBpQdXJjaGFzZVJlY2VpcHRDZ
XJ0aWZpY2F0ZTEbMBkGA1UECwwSQXBwbGUgaVR1bmVzIFN0b3JlMRMwEQYDVQQKDApBcHBsZSBJbmMuMQsw
CQYDVQQGEw-
JVUzCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAytGMXZy3gitJ2JMKFojSDynC/9yYezyn9HBX+u3/3
VcpWE2XhcgGKYqNBA1+AewOzrKO774OsokTu4qy-
mEx10ph8UTmsZewB0ESMHBEjF7FN6/HccsQUYC3WagrHnT12HG2Ih0OAm/ZhpWzj0HS4m813LpIyo00sewM
vMNL2hkcCAwEAAaNyMHAwDAYDVR0TAQH/BAIwADAfBgNVHSMEG-
DAWgBQ2HejinYLSARi1MmsO10MLkVhDOjAOBgNVHQ8BAf8EBAMCB4AwHQYDVR0OBBYEFKmDg/IZSMU+ElcI
FMzNo36ZXyT1MBAGCiqGSIb3Y2QGBQEEAgUAMA0GCSqGSIb3DQEBBQUAA4IBAQARpJs+O2Y3gL8gHdASkrf
ZHFpwINd1VcB5VF5LkVpnFz63zylA/3cGIDG91b/d5NIwZjkVt4Bgvd62o/mCbzCsWiNfSKTJVFK1D78BDQ
oSO2oHTuQuz1BR7xzNHxQZ90zUS6ZX9SC8N3g3A1jEtAyDhZNB+CRBBXLwZdnBUeBsT9QLpjvTnekZcGTnU
08zfCjGF3eBJEu9eP6WgexK1xMSp72kEOmYbn6yTi3D4YrcYx4Q3n/57VBP2en8qXWeP5oHDsLTGzLRsWdo
B3VxJLrF2ivL8JS8zqC0qyac452pN6xunRuzyyfpaqzQL12BzFEe44xna2byektSbtquA5LNAAAAAA==";
"purchase-info" = "ewo-
JIml0ZW0taWQiID0gIjMzMDI5MjgwNiI7Cgkib3JpZ2luYWwtdHJhbnNhY3Rpb24taWQiID0gIjEwMDAwMD
AwMDAwNTIyOTMiOwo-
JInB1cmNoYXNlLWRhdGUiID0gIjIwMDktMDktMDQgMTU6MzU6MjYgRXRjL0dNVCI7CgkicHJvZHVjdC1pZC
IgPSAiY29tLnNhZHVuLnNjYW5uZXIuZGlzY2xvc3VyZTIiOwoJInRyYW5zYWN0aW9uL-
WlkIiA9ICIxMDAwMDAwMDAwMDUyMjkzIjsKCSJxdWFudGl0eSIgPSAiMSI7Cgkib3JpZ2luYWwtcHVyY2hh
c2UtZGF0ZSIgPSAiMjA-
wOS0wOS0wNCAxNTozNToyNiBFdGMvR01UIjsKCSJiaWQiID0gImNvbS5zYWR1bi5TY2FubmVyIjsKCSJidn
JzIiA9ICIxLjAiOwp9";
"pod" = "100";
"signing-status" = "0";
}