There's a rate limit of 10 requests per second. If you exceed the limit, you'll get the error "Too many requests" (Code 429).
If no connection within 60 seconds can be established, you'll get the error "Connection time out" (Code 503). Try to connect in such a case again.
If no response can't be formed or calculated within 60 seconds, you'll get the error "Read timed out" (Code 504). Try to reduce the amount of requested data. For example, reduce the date range or the amount of queried users, organizations, time entries etc. Learn more about McTime's usage limits.
Are there pagination limits?
Do trigger samples use real data from your account or generic data?
Real trigger samples
Are custom fields supported?
Do update actions overwrite or append to existing data?