A method performed by a first wireless device in a wireless communication system including receiving, from a second first wireless device, a first message comprising information for requesting a resource allocation to the second wireless device; transmitting, to a network, a second message comprising a resource request for the second wireless device, the resource request comprising the information and an identifier (ID) of the second wireless device allocated by the first wireless device; receiving, from the network, a third message comprising a resource configuration for the second wireless device, the resource configuration comprising information for a resource for the second wireless device related to the resource request, and the ID of the second wireless device; and transmitting, to the second wireless device, a fourth message comprising the resource configuration related to the ID of the second wireless device.