{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899173,-0.437594,0.000000,0.000000,0.282533,-0.580551,0.763633,0.000000,-0.333223,0.684711,0.648177,0.000000,-2128338.487313,4373332.591242,4112274.145552,1],    "boundingVolume": {    "region": [2.023635,0.705129,2.023800,0.705248,0.000000,15.625930]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/5_1842961.b3dm"}}}