3.1.5.4.13 APPLICATION_PRIVATE_DATA Message

The syntax of this message is specified in section 2.2.2.13.

This message is targeted to a client's RunspacePool. The server sends this message to notify a client about server-side higher-layer specific application data.

The client's RunspacePool MUST be in a NegotiationSucceeded state (section 3.1.1.2.2) while processing this message.