o  source end user
    Source end user specification, as provided by session control.
 o  source node name
    Name of the source node, as provided by session control.
 o  state
    Status of the inbound event stream.
    off            The stream is disabled.
    on connected   The stream is enabled and connected to the
                   outbound stream.
 o  uid
    Entity's unique identifier, which is generated when the entity is
    created.