text: {
    "images" : [
      {
        "size" : "16x16",
        "idiom" : "mac",
        "filename" : "16.png",
        "scale" : "1x"
      },
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        "idiom" : "mac",
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      },
      {
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        "idiom" : "mac",
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        "scale" : "1x"
      },
      {
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        "idiom" : "mac",
        "filename" : "64.png",
        "scale" : "2x"
      },
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        "scale" : "1x"
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        "scale" : "2x"
      },
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        "scale" : "1x"
      },
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        "idiom" : "mac",
        "filename" : "512.png",
        "scale" : "2x"
      },
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      },
      {
        "size" : "512x512",
        "idiom" : "mac",
        "filename" : "1024.png",
        "scale" : "2x"
      }
    ],
    "info" : {
      "version" : 1,
      "author" : "xcode"
    }
  }