Scroll down to the API Keys and Webhooks section and Click API Keys tab
Click Add API Key to create a new API key
Select Read-only Key.
Select All and enter name as "Drivetrain Integration" for the API key, then click Create Key.
Find the API key you just created on the next page and make a note of it in a secure document
Find Subdomain
Find your account's subdomain in your Chargebee URL and make a note of it. For example, if your Chargebee URL is https://drivetrain-test.chargebee.com, then your subdomain is drivetrain-test.
That’s it! Share the API key and Subdomain with your customer success manager or data integrations manager so that they can get started!