{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949025,-0.315201,0.000000,0.000000,0.176171,-0.530426,0.829223,0.000000,-0.260822,0.785297,0.561499,0.000000,-1665313.891066,5014023.516847,3561104.144887,1],    "boundingVolume": {    "region": [1.891396,0.596143,1.891533,0.596250,0.000000,8.815839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1146677.b3dm"}}}