The call invitation object created by calling the createLocalInvitation method, and called only by the caller.
uid of the callee.
The channel ID set by the caller.
Call invitation content set by the caller.
The callee's response to the call invitation.
State of the outgoing call invitation.
listener function to the channel for the event named
eventName. See the
EventEmitter API documentation for other event methods on the
The name of the channel event. See the property names in the RtmChannelEvents for the list of events.
The callback function of the channel event.