{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896333,-0.443381,0.000000,0.000000,0.283810,-0.573747,0.768288,0.000000,-0.339704,0.686742,0.642640,0.000000,-2169680.636202,4386203.118829,4077047.178904,1],    "boundingVolume": {    "region": [2.030097,0.697880,2.030230,0.697999,0.000000,49.655558]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/3_536960.b3dm"}}}