Requests parameters for POST requests (authenticated) in the "Authenticated Enpoints" section are part of the PAYLOAD, not GET parameters.
Requests parameters for GET requests (non-authenticated) are GET parameters,
appended to the URL being called as follows:
In order to offer the best service possible we have added a rate limit to the number of REST requests.
Our rate limit policy can vary in a range of 10 to 90 requests per minute depending on some factors (e.g. servers load, endpoint, etc.).