{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949072,-0.315059,0.000000,0.000000,0.116189,-0.350004,0.929515,0.000000,-0.292583,0.881366,0.370930,0.000000,-1866996.980212,5624063.780918,2351086.379600,1],    "boundingVolume": {    "region": [1.891261,0.379952,1.891370,0.380068,0.000000,48.073760]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/22_1800.b3dm"}}}