Provided is a method for transferring a broadcast message to an unspecified entity in a wireless communication system, the method performed by a device for transferring a broadcast message and comprising creating a resource for receiving the broadcast message in accordance with a request, received from an application device, for creating the resource for receiving the broadcast message, storing a content of the broadcast message in a specified attribute of the created resource if the broadcast message is received, and if an event trigger condition of a subscription resource for the created resource is satisfied, transmitting a notification message, which includes the stored content of the broadcast message, to an address or a device indicated by a notification target attribute of the subscription resource.