{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949293,-0.314392,0.000000,0.000000,0.175713,-0.530558,0.829236,0.000000,-0.260156,0.785531,0.561480,0.000000,-1661066.875594,5015519.437684,3560981.941083,1],    "boundingVolume": {    "region": [1.890544,0.596120,1.890681,0.596226,0.000000,8.752069]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1445569.b3dm"}}}