{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943074,-0.332583,0.000000,0.000000,0.186388,-0.528522,0.828206,0.000000,-0.274864,0.779405,0.563007,0.000000,-1754984.789296,4976437.064722,3570687.166262,1],    "boundingVolume": {    "region": [1.909775,0.597980,1.909900,0.598060,0.000000,8.815879]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1249127.b3dm"}}}