{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896232,-0.443585,0.000000,0.000000,0.283873,-0.573544,0.768416,0.000000,-0.339918,0.686780,0.642486,0.000000,-2171047.405581,4386442.672969,4076068.349018,1],    "boundingVolume": {    "region": [2.030325,0.697679,2.030458,0.697798,0.000000,50.387651]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/1_951460.b3dm"}}}