{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897798,-0.440407,0.000000,0.000000,0.282840,-0.576588,0.766516,0.000000,-0.336642,0.686266,0.644757,0.000000,-2150141.102308,4383199.950240,4090515.326998,1],    "boundingVolume": {    "region": [2.026785,0.700671,2.026912,0.700740,0.000000,10.645339]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/9_859070.b3dm"}}}