{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950290,-0.311365,0.000000,0.000000,0.173697,-0.530127,0.829937,0.000000,-0.257871,0.787026,0.560439,0.000000,-1646468.745447,5025046.831330,3554368.150574,1],    "boundingVolume": {    "region": [1.887376,0.594858,1.887475,0.594975,0.000000,8.819950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1452379.b3dm"}}}