The seq number.
The sent event.
The data for the message.
The data for the message.
An encoder for the message.
An encoder for the message.
The sent event.
The op code for the message.
The op code for the message.
A sequence number for the message if there is one.
A sequence number for the message if there is one.
The seq number.
Sent with each new event.
The seq number.
The sent event.