{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948732,-0.316081,0.000000,0.000000,0.176396,-0.529462,0.829792,0.000000,-0.261731,0.785598,0.560654,0.000000,-1671112.339365,5015930.341270,3555734.638201,1],    "boundingVolume": {    "region": [1.892344,0.595064,1.892440,0.595287,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1074006.b3dm"}}}