Run the following on the Connnection Broker server:
Get-RDRemoteApp | ` Select-Object ` CollectionName, DisplayName, FilePath, FileVirtualPath, CommandLineSetting, RequiredCommandLine, IconIndex, IconPath, @{Label="UserGroups";Expression={$_.UserGroups -join ", "}}, ShowInWebAccess | ` Export-Csv -NoTypeInformation -Path "C:\Temp\$((Get-Date -Format u).SubString(0,10)) - RemoteApps.csv"