{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950274,-0.311414,0.000000,0.000000,0.173719,-0.530101,0.829949,0.000000,-0.257916,0.787024,0.560421,0.000000,-1646754.026658,5025034.718770,3554253.882584,1],    "boundingVolume": {    "region": [1.887428,0.594836,1.887527,0.594953,0.000000,8.821118]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1452160.b3dm"}}}