Values.InvalidGrantExceptionSourceIndicates that a request contains an invalid grant. This can occur if a client makes a CreateToken request with an invalid grant type.
type nonrec t = {error : Error.t option;Single error code. For this exception the value will be invalid_grant.
*)error_description : ErrorDescription.t option;Human-readable text providing additional information, used to assist the client developer in understanding the error that occurred.
*)}