The payment header contains the private merchantKey, your externalReferenceID and transactionDate in UTC along with the URL and function.
There are a lot of ways you can make an HTTP request to the EdgePay API. You can make a raw HTTP request in your code or by using a tool like Postman.
All requests to EdgePay REST API are authenticated by passing a Merchant ID (MID), Terminal ID (TID), and Merchant Key.
|merchantKey||48||AN||Provided by GET for production|
|externalReferenceId||16 - 19||N||Unique record identifier for processing - you assign|
|transactionDate||20||calendar||Set to UTC timezone|
Account MID, TID, and Merchant Key
The account MID, TID, and Merchant Key are the master keys to your account. They can be found in your account in the EdgePay Processing Center. Merchant Keys are credentials created and revoke in the console.
POST/ Payment http Host: api.edgepay-uat.com content-type: application/json merchantKey: E3DFE3D0150EB516F4E351CE7FE5A2FB799B320BDC5D523B externalReferenceID: 1234567890123456789 transactionDate: 2018-06-12T02:06:22 Cache-control: No-cache