PLT-5750 Add sequence number to websocket connections and events (#5907)

* Add sequence number to websocket connections and events

* Copy pointer instead of pass by value and use int64 over uint64

* Add more logging to missed events

app/web_hub.go

@@ -94,7 +94,6 @@ func Publish(message *model.WebSocketEvent) {
 		metrics.IncrementWebsocketEvent(message.Event)
 	}
 
-	message.DoPreComputeJson()
 	for _, hub := range hubs {
 		hub.Broadcast(message)
 	}
@@ -105,7 +104,6 @@ func Publish(message *model.WebSocketEvent) {
 }
 
 func PublishSkipClusterSend(message *model.WebSocketEvent) {
-	message.DoPreComputeJson()
 	for _, hub := range hubs {
 		hub.Broadcast(message)
 	}