{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949137,-0.314864,0.000000,0.000000,0.175862,-0.530125,0.829482,0.000000,-0.260625,0.785636,0.561115,0.000000,-1664057.114102,5016184.629128,3558663.752095,1],    "boundingVolume": {    "region": [1.891041,0.595679,1.891179,0.595786,0.000000,8.797547]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1364934.b3dm"}}}