CBOR (61 bytes): x'A4' x'64' "type" x'68' "keyboard" x'69' "device_id" x'6A' "device_123" x'69' "timestamp" x'FB' x'41D985596D400000' x'63' "key" 'x'61 "A"
JSON (79 bytes): {"type":"keyboard","device_id":"device_123","timestamp":1712678325.0,"key":"A"}
XML in jingle XML stream (assuming namespace declared on <stream/>) (79 bytes): <x:e type="keyboard" device-id="device_123" timestamp="1712678325.0" key="A" />
In all packets add the following overheads for using WebRTC datachannels:
- SCTP: 28 bytes
- DTLS: 20 bytes
- UDP: 8 bytes
- Overhead for IP depending on IP version used
XMPP message via jingle XML stream (118 bytes): <message><e type="keyboard" device-id="device_123" timestamp="1712678325.0" key="A" xmlns="urn:xmpp:rc:0" /></message>
XMPP message via regular connection (124 bytes + jid length): <message to="device@example.com"><e type="keyboard" device-id="device_123" timestamp="1712678325.0" key="A" xmlns="urn:xmpp:rc:0" /></message>