{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950599,-0.310421,0.000000,0.000000,0.173651,-0.531771,0.828894,0.000000,-0.256763,0.786284,0.561988,0.000000,-1639403.606553,5020334.374290,3564212.985966,1],    "boundingVolume": {    "region": [1.886383,0.596738,1.886481,0.596837,0.000000,8.813590]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1395487.b3dm"}}}