NMI User



Don't use your NMI API key found under 'Settings'.
Log into your NMI account's Merchant Portal
Click (on the left) Options→Settings→User Accounts and select Add a New User. Note the username
Select the API checkbox
Click Create New User at the bottom
Create a password using instructions in the email sent to the new user
In Foxy admin select NMI (Native Integration).
Insert your NMI user username into account username and the password into transaction key, scroll down, and click Update Payment Gateway to save