Three types of service protection API limit errors that can be returned:
* Number of requestsThis limit counts the total number of requests during the preceding 300 second period.
* Execution timeThis limit tracks the combined execution time of incoming requests during the preceding
300 second period.
* Concurrent requestsThis limit tracks the number of concurrent requests.
Reference:
https://docs.microsoft.com/en-us/powerapps/developer/data-platform/api-limits