Adding the correct ad account to your Facebook business manager is an essential step in setting up your custom domain.
Start by opening up your Facebook business manager and your StreetText account using the buttons below.
Click the Add button on your Facebook Business manager.
Go into your StreetText account and copy the number in the brackets on the ad account that you are using.
Paste that number in the Ad Account ID field in your Facebook pop up and click "Add ad account."