The error
One day you might open your dashboard an error like this one:
Or this one:
What it means
This error means that you have to accept an update to your Terms of Service on App Store Connect in order to use your API.
Apple will actually block your access indefinitely if you don't do it.
How to fix it
The solution is simple: ask the Admin of your App Store Connect account to go there and accept the new terms.
Finding it is easy: just log in and you'll see an alert like this 👇
Then click on the link and accept the terms.
If you're not the Account Owner, there will be a button there to send a reminder to the right person within your organization.