{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949071,-0.315061,0.000000,0.000000,0.116186,-0.349991,0.929520,0.000000,-0.292587,0.881371,0.370916,0.000000,-1867017.142386,5624093.596601,2350999.629114,1],    "boundingVolume": {    "region": [1.891263,0.379938,1.891371,0.380053,0.000000,48.073760]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/22_1645.b3dm"}}}