HTTP service response codes.

Code	Description
200	Successful response
400	The request is malformed. The information to create the resource does not exist or is invalid.
401	Authentication failed. Authentication failed or the information needed to authenticate, the request was not found.
403	The user does not have permissions to perform the action.
404	The item for which you want to perform the action was not found in the application.
405	Operation not allowed. Occurs when the request method is invalid for the required endpoint.
406	Occurs when the number of requests per minute is exceeded.
407	The time is out of range. When the ts (timestamp) is out of range of the FRACTTAL API server.
408	The item already exists. Occurs when you try to insert an existing item.
500	An error occurred in the application.