{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943224,-0.332158,0.000000,0.000000,0.186269,-0.528945,0.827962,0.000000,-0.274431,0.779298,0.563367,0.000000,-1752221.545871,4975757.362185,3572975.297229,1],    "boundingVolume": {    "region": [1.909314,0.598407,1.909459,0.598504,0.000000,8.565187]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_545392.b3dm"}}}