400 Bad Request
Invalid syntax for this request was provided.
You are unauthorized to access the requested resource. Please log in.
Your account is not authorized to access the requested resource.
404 Not Found
We could not find the resource you requested.
405 Method Not Allowed
This method is not supported by the resource. Try another method.
The request could not be completed due to a conflict with the current state of the resource.
500 Internal Server Error
An unexpected internal server error.
503 Service Unavailable
The server is currently unavailable. Try again in an hour.