The OpenCart store owner has to fill in the API credentials in the Walmart Integration page of the admin panel.
The user has to log in the Walmart Seller account to retrieve the following API credentials:
After retrieving the Consumer Id and the Private Key, the merchant has to copy all of them one by one from the Walmart Seller account and paste it one by one to the Walmart Integration page of the admin panel of the merchant.
To copy the API Credentials from the Walmart Seller account