pong

pong is the heartbeat acknowledgement event used by either side to reply to a received ping.

Event Type	Flow Direction
pong	Both directions

Data Definition

interface PongMessage {
  type: 'pong'
  timestamp: number
}

Examples

• Reply to a server heartbeat

{
  "type": "pong",
  "timestamp": 1760000000000
}

• Reply to a client heartbeat

{
  "type": "pong",
  "timestamp": 1760000025000
}