Generate a new api_key for use with X-API-KEY auth method. The returned key needs to be saved by the caller, as it isn't stored in the system.
Description associated with the key, for example: 'Access key for automated system X version Y'
Ok
Id of the key, can be used to delete the key later. The 'prefix' part of the key
Api key used for authenticating with opus using X-API-KEY header. Includes a 'prefix' part which can be used to identify the key.