{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949412,-0.314033,0.000000,0.000000,0.175516,-0.530636,0.829228,0.000000,-0.259856,0.785621,0.561492,0.000000,-1659151.885590,5016096.773359,3561060.960960,1],    "boundingVolume": {    "region": [1.890185,0.596147,1.890283,0.596229,0.000000,8.804959]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/11_1443230.b3dm"}}}