{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943270,-0.332028,0.000000,0.000000,0.186138,-0.528805,0.828081,0.000000,-0.274364,0.779449,0.563191,0.000000,-1751789.087467,4976716.280764,3571859.172179,1],    "boundingVolume": {    "region": [1.909177,0.598194,1.909321,0.598292,0.000000,7.992176]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/4_568477.b3dm"}}}