{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943265,-0.332042,0.000000,0.000000,0.186265,-0.529142,0.827837,0.000000,-0.274293,0.779213,0.563552,0.000000,-1751342.535464,4975217.444045,3574150.006959,1],    "boundingVolume": {    "region": [1.909191,0.598630,1.909336,0.598728,0.000000,8.765410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/9_544993.b3dm"}}}