{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950707,-0.310089,0.000000,0.000000,0.173425,-0.531705,0.828984,0.000000,-0.256517,0.786459,0.561855,0.000000,-1637831.877832,5021452.974324,3563365.418366,1],    "boundingVolume": {    "region": [1.886001,0.596542,1.886166,0.596711,0.000000,8.791633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1393202.b3dm"}}}