Please fillow document from support site,
Administering Avaya Aura® Device Services
customer need to upload file via GUI and not via CLI.
[name@aads ~]$ cd /opt/Avaya/DeviceServices/ClientInstallers/<= location for the file
[name@aads ClientInstallers]$ ls
AvayaEquinoxSetup3.4.0.153.15.msi
SMGRRootCA.pem
GlobalSignCA.crt
sparkle.xml
If file upload via ssh "sparkle.xml" file not get updated as required and it will delete all other files excpet the one in the loaction.
[name@aads ClientInstallers]$ cat sparkle.xml
<?xml version="1.0" encoding="UTF-8" standalone="yes"?><rss version="2.0" xmlns:sparkle="http://www.andymatuschak.org/xml-namespaces/sparkle" xmlns:dc="http://purl.org/dc/elements/1.1/"><channel><title>Avaya Sparkle Feed</title><description>Avaya Sparkle Feed</description><language>en</language><item><downloadCount>13</downloadCount><downloadUpdateCount>0</downloadUpdateCount><title>Avaya Equinox</title><description>AvayaEquinoxSetup3.4.0.153.15</description><pubDate>2018-07-11T18:03:10.905Z</pubDate><enclosure url="https://aads.rak.ae:8443/acs/resources/webdeployment/downloads/AvayaEquinoxSetup3.4.0.153.15.msi" sparkle:version="3.4.0.153.15" sparkle:os="windows" length="56250368" type="application/octet-stream" sparkle:dsaSignature="13f850267250358dc9f31d2a1121e8e4"/></item></channel></rss>[name@aads ClientInstallers]$