External Purchase Server API

1. Essentials

   Covers Creating API keys to authorize API requests, Generating JSON Web Tokens for API requests, External Purchase Server API changelog.

2. External purchase tokens

   Covers Receiving and decoding external purchase tokens.

3. External purchase reporting

   Covers Send External Purchase Report, ExternalPurchaseReport, SendReportSuccessResponse, SendReportErrorResponse.

4. External purchase report transactions

   Covers Reporting tokens with transactions, Reporting corrections, OneTimeBuyLineItem, RefundLineItem.

5. External purchase report without transactions

   Covers Reporting unrecognized and transactionless tokens.

6. External purchase report retrieval

   Covers Retrieve External Purchase Report, RetrieveReportSuccessResponse.

7. Error handling

   Covers Error messages and codes.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.

• Exception Handling System
• Execution Policy System
• Exposure Notification System
• ExtensionFoundation App Services
• ExtensionKit App Services
• External Accessory System
• Family Controls App Services
• File Provider App Services
• File Provider UI App Services
• FinanceKit App Services
• FinanceKitUI App Services
• Finder Sync System