{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950009,-0.312221,0.000000,0.000000,0.174497,-0.530950,0.829242,0.000000,-0.258362,0.786129,0.561472,0.000000,-1649609.488177,5019337.687823,3560928.398852,1],    "boundingVolume": {    "region": [1.888241,0.596060,1.888412,0.596266,0.000000,26.760285]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1435244.b3dm"}}}