{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950281,-0.311395,0.000000,0.000000,0.173717,-0.530130,0.829930,0.000000,-0.257894,0.787012,0.560449,0.000000,-1646614.837389,5024956.070726,3554428.380985,1],    "boundingVolume": {    "region": [1.887407,0.594869,1.887507,0.594986,0.000000,8.819950]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/5_1452469.b3dm"}}}