Headers: HTTP/2 401 content-type: application/json content-length: 394 x-amzn-requestid: dd8a0984-dafa-4d12-bf82-efaf5abbab88 x-amzn-remapped-content-length: 394 x-request-id: e6abd397-53ff-4bad-a353-66026b8de02f x-amz-apigw-id: SnmIeEfIoAMEfoA= x-amzn-remapped-www-authenticate: Bearer x-amzn-remapped-date: Sat, 18 Oct 2025 01:15:33 GMT cache-control: max-age=0, no-cache, no-store pragma: no-cache date: Sat, 18 Oct 2025 01:15:33 GMT strict-transport-security: max-age=31536000 ; includeSubDomains ; preload akamai-grn: 0.441fd717.1760750133.1e4bcd1 Body: { "apiVersion": "/payments/v3", "error": { "code": "401", "message": "Insufficient OAuth scope.", "errors": [{"title":"invalid_oauth_scope","detail":"The OAuth scope is invalid, missing or insufficient to access resource.","source":"Access Token"}] } } Request URL: https://api.usps.com/payments/v3/payment-authorization
Request Headers: ["Content-Type: application\/json","Authorization: Bearer eyJraWQiOiJIdWpzX2F6UnFJUzBpSE5YNEZIRk96eUwwdjE4RXJMdjNyZDBoalpNUnJFIiwidHlwIjoiSldUIiwiYWxnIjoiUlMyNTYifQ.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.IeU14YaIrH2-yFLyTAKcol03XCue0yIjLmzBmtz6-NmQBKPIZP2lv3KEBLBBSra-ZEtlW1swKQ_YLgHtF7vAWO1R15k0GNL7FW2JxswQDPzILjBxDkrpTt6_DnRQ-7ulF5-fc89pwuHz4W0XAyUQDlThizxb7hKhWit2b27XQd5RXND6UMFxo2u3oKrLBhHNEz-aFAGh87cSwJXQ_DKZKXwpv_weKxwFs9MRoraaMqzLDHHZbFJFfzDhenXjRBOy6xaaCLl_3T66ZxL8a4pVBEYeUsu1wZ_T1Ajz_VDcuK5JoOFsmgfNzYne35gw9ZWMp8TcfzkYSdXIH9_-fVP7kA"]
Request Payload: {"roles":[{"roleName":"PAYER","CRID":"27256625","MID":"902496953","accountType":"EPS","accountNumber":"1000011766","permitNumber":"72479","permitZIP":"202600846"}]}

Error

Payment authorization request failed with status code 401: { "apiVersion": "/payments/v3", "error": { "code": "401", "message": "Insufficient OAuth scope.", "errors": [{"title":"invalid_oauth_scope","detail":"The OAuth scope is invalid, missing or insufficient to access resource.","source":"Access Token"}] } }