{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949437,-0.313957,0.000000,0.000000,0.175183,-0.529771,0.829852,0.000000,-0.259991,0.786239,0.560565,0.000000,-1660002.604629,5020020.953273,3555169.548584,1],    "boundingVolume": {    "region": [1.890073,0.594936,1.890235,0.595201,0.000000,8.817220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1457311.b3dm"}}}