{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950635,-0.310313,0.000000,0.000000,0.173526,-0.531591,0.829036,0.000000,-0.256718,0.786449,0.561778,0.000000,-1639115.185518,5021384.272372,3562875.421509,1],    "boundingVolume": {    "region": [1.886269,0.596484,1.886367,0.596583,0.000000,10.633207]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/5_1390439.b3dm"}}}