{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950707,-0.310090,0.000000,0.000000,0.173618,-0.532295,0.828564,0.000000,-0.256387,0.786058,0.562476,0.000000,-1637005.823771,5018900.438573,3567312.291243,1],    "boundingVolume": {    "region": [1.886002,0.597293,1.886167,0.597462,0.000000,6.794145]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/7_1385258.b3dm"}}}