{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943335,-0.331843,0.000000,0.000000,0.186095,-0.529016,0.827956,0.000000,-0.274169,0.779384,0.563376,0.000000,-1750546.273963,4976306.172237,3573031.772980,1],    "boundingVolume": {    "region": [1.908980,0.598417,1.909125,0.598515,0.000000,8.747913]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_568766.b3dm"}}}