public static string GetTicketRelationship(RestCommand command, int ticketRelationshipID)
        {
            TicketRelationship ticketRelationship = TicketRelationships.GetTicketRelationship(command.LoginUser, ticketRelationshipID);

            if (ticketRelationship.OrganizationID != command.Organization.OrganizationID)
            {
                throw new RestException(HttpStatusCode.Unauthorized);
            }
            return(ticketRelationship.GetXml("TicketRelationship", true));
        }