You will need to submit your Braintree merchant id, public key, and private key to PayTraQer to get access to download and sync your Braintree transactions into the QuickBooks Online company.
Here are the steps to get your Braintree keys.
Step 1: Log in to your Braintree account.
Step 2: Click on the Settings icon and select ‘API’ from the list that flows down.
The API keys page will appear.
Step 3: Under the API keys, click on the ‘view’ button. You can get the public key, private key and merchant id there.
Copy these keys to the PayTraQer screen to connect your Braintree account with QuickBooks Online.
To know how to integrate Braintree with QuickBooks Online, read this article.