Primarily used for APIs that authenticate with Basic Auth, as well as our WooCommerce Smart, OpenCart & Magento plugins.
To find your Viva Merchant ID and API Key, please follow the steps below:
Log in to your Viva.com account (demo or live)
Navigate to Settings > API Access in the left navigation menu:
You can find your Merchant ID and API Key in the Access credentials section at the top of the page:
If needed, you can copy and paste these credentials to a temporary and secure location until you need them.