I make example [boundingBox.zip](https://github.com/webglearth/webglearth2/files/3208751/boundingBox.zip) with degree square ```javascript {"type":"Feature","properties":{},"geometry":{"type":"Polygon","coordinates":[[[3,30],[90,30],[90,70],[3,70],[3,30]]]}} ```  May be upper border of degree square (quadrangle) must be something like this?
I make example boundingBox.zip with degree square
May be upper border of degree square (quadrangle) must be something like this?