return {
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  luaversion = "5.1",
  orientation = "orthogonal",
  width = 20,
  height = 20,
  tilewidth = 32,
  tileheight = 32,
  properties = {},
  tilesets = {},
  layers = {
    {
      type = "tilelayer",
      name = "Tile Layer 1",
      x = 0,
      y = 0,
      width = 20,
      height = 20,
      visible = true,
      opacity = 1,
      properties = {},
      encoding = "lua",
      data = {
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    },
    {
      type = "objectgroup",
      name = "Object Layer 1",
      visible = true,
      opacity = 1,
      properties = {},
      objects = {
        {
          name = "",
          type = "",
          shape = "rectangle",
          x = 0,
          y = 0,
          width = 640,
          height = 32,
          visible = true,
          properties = {}
        },
        {
          name = "",
          type = "",
          shape = "rectangle",
          x = 0,
          y = 32,
          width = 32,
          height = 576,
          visible = true,
          properties = {}
        },
        {
          name = "",
          type = "",
          shape = "rectangle",
          x = 0,
          y = 608,
          width = 640,
          height = 32,
          visible = true,
          properties = {}
        },
        {
          name = "",
          type = "",
          shape = "rectangle",
          x = 608,
          y = 32,
          width = 32,
          height = 576,
          visible = true,
          properties = {}
        },
        {
          name = "",
          type = "",
          shape = "rectangle",
          x = 416,
          y = 160,
          width = 64,
          height = 320,
          visible = true,
          properties = {}
        },
        {
          name = "",
          type = "",
          shape = "rectangle",
          x = 96,
          y = 256,
          width = 64,
          height = 64,
          visible = true,
          properties = {}
        },
        {
          name = "",
          type = "",
          shape = "polygon",
          x = 243,
          y = 201,
          width = 0,
          height = 0,
          visible = true,
          polygon = {
            { x = 0, y = 0 },
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            { x = 128, y = -71 },
            { x = 143, y = 38 },
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            { x = 33, y = 151 },
            { x = -2, y = 153 },
            { x = -31, y = 138 }
          },
          properties = {}
        }
      }
    }
  }
}
