{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948714,-0.316137,0.000000,0.000000,0.176501,-0.529673,0.829635,0.000000,-0.261727,0.785432,0.560888,0.000000,-1671090.567280,5014877.975820,3557218.928689,1],    "boundingVolume": {    "region": [1.892403,0.595346,1.892499,0.595569,0.000000,8.794527]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1181199.b3dm"}}}