magnet:?xt=urn:btih:77da9be14f9e598e07656f52166585d4583874ac&xt=urn:md5:57d6e1ffca99f72f6edfd8ec97400ad4&xl=40&dn=5.12.4-0-201906140203qtdesigner-documentation.7z.sha1&as=https://download.qt.io/online/qtsdkrepository/mac_x64/desktop/qt5_5124_src_doc_examples/qt.qt5.5124.doc/5.12.4-0-201906140203qtdesigner-documentation.7z.sha1&tr=http://bt.qt-project.org:6969/announce