{
  "format_version": str,                      //Version of the block geometry being used. This is used to determine if backwards compatibility is needed
  "materials": list,                          //List of materials used by this model
  "parent": str,                              //Parent model of this model
  "elements": {                               //List of elements that make up the geometry of this block
    "material": str,                          //The material of this element if different from the block's
    "name": str,                              //Name of the element
    "parent": str,                            //Name of the parent element of this element. Pivot and box positions are made relative to the parent element's pivot
    "pivot": [ float, float, float ],         //Position in model space of the pivot point of the element. This is used as the "center" position of the element, as well as the point around which to rotate
    "rotation": [ float, float, float ],      //The rotation of this element about its pivot
    "boxes": {                                //List of cubes that make up the geometry of this element
      "material": str,                        //The material of this box if different from the element's
      "origin": [ float, float, float ],      //The position of the center of the box relative to the geometry
      "size": [ int, int, int ],              //Scale of the box in the x, y and z coordinates. A typical block is of scale 1, 1, 1
      "faces": {                              //List of the 6 faces of the box. If specified, there MUST be 6 faces (front, back, left side, right side, top, bottom)
        "material": str,                      //The material of this face if different from the box's
        "rotation": dec,                      //UV Rotation of this face. Only acceptable values are 0, 90 and 270 degrees. This allows reusing a texture and just rotating it for different faces
        "uv": [ float, float, float, float ]  //Texture coordinates of this face, given as min x, min y, max x, max y withg values between 0.0 and 1.0
      }
    }
  }
}