A method includes generating a payload container information element comprising two or more payload entries at user equipment in a communication system, and sending the payload container information element from the user equipment to at least one network element in the communication system. Another method includes receiving a payload container information element comprising two or more payload entries at a network function in a communication system from user equipment in the communication system, and decoding the two or more payload entries of the payload container information element into two or more individual payloads at the network function.