{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.890913,-0.454173,0.000000,0.000000,0.292185,-0.573156,0.765585,0.000000,-0.346739,0.680169,0.645866,0.000000,-2214642.609349,4344280.108059,4097567.994347,1],    "boundingVolume": {    "region": [2.042192,0.702113,2.042288,0.702200,0.000000,8.219865]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/2_1683384.b3dm"}}}