Get agent details

{  "code": "BAD_REQUEST",  "description": "Bad Request"}

{  "code": "UNAUTHORISED",  "description": "Unauthorised"}

{  "code": "WAITING_LIST",  "description": "User is in the waiting list"}

{  "code": "TOO_MANY_REQUESTS",  "description": "Too Many Requests"}

{  "code": "INTERNAL_SERVER_ERROR",  "description": "Internal Server Error"}