co-maps/iphone/Maps/Images.xcassets/Layers/Back/btn_back_light.imageset/Contents.json

{
  "images" : [
    {
      "idiom" : "universal",
      "filename" : "btn_back_light.pdf"
    }
  ],
  "info" : {
    "version" : 1,
    "author" : "xcode"
  }
}