How to convert GarageBand Mac project file to GarageBand iPad

Suppose you have a GarageBand project in Mac and want to convert to iPad, you should change 2 files projectData and metadata.plist using TextWrangler or TextEdit
change the word x86_64 to iPad1,1
and change macos to ios
and drag the project file say MySong.band to iTunes under GarageBand App

If you know how to use command in Terminal

cd MySong.band
sed -i.bak 's/x86_64/iPad1,1/g;s/macos/ios/g' projectData
sed -i.bak 's/x86_64/iPad1,1/g;s/macos/ios/g' Output/metadata.plist 
rm *.bak Output/*.bak