{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950827,-0.309722,0.000000,0.000000,0.173308,-0.532044,0.828790,0.000000,-0.256153,0.786373,0.562141,0.000000,-1635510.018975,5020909.550208,3565184.874981,1],    "boundingVolume": {    "region": [1.885615,0.596888,1.885780,0.597057,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1388392.b3dm"}}}