Readonly callType of call.
It can be one of the following,
"Placed"
"Received"
Readonly idID of the call
Readonly localHolds information of the local participant
Readonly remoteRepresents the list of remote participants in the call
Readonly stateState of the call.
It can be one of the following,
"Started"
"Connecting"
"Connected"
"Disconnecting"
"Disconnected"
"Rejected"
"Hold"
"Ended"
This will hold information about each call object obtained using sidebar.getCalls() method