Here is the description of response attributes, which returns to the form of JSON.
it contains the unique id of the category
it contains the name of the category
it contains the position of the category
it contains the color of the category
Here are the possible error messages, which return if any condition gets failed or required data is missing for processing.
The request could not be understood by the server due to malformed syntax.
You are not authorized to view the resource
Accessing the resource you were trying to reach is forbidden
The resource you were trying to reach is not found
Cant create url
Event Not Found