magnet:?xt=urn:btih:d2922c7c63331b11fb8ca141c39666fd279daf48&xt=urn:md5:3e7bf31f00d70284441677a2863bcf93&xl=311372&dn=qtcoap-everywhere-opensource-src-5.15.16.zip&as=https://download.qt.io/official_releases/qt/5.15/5.15.16/submodules/qtcoap-everywhere-opensource-src-5.15.16.zip&tr=http://bt.qt-project.org:6969/announce