{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950592,-0.310444,0.000000,0.000000,0.173149,-0.530189,0.830012,0.000000,-0.257132,0.787348,0.560327,0.000000,-1641746.531864,5027097.517210,3553657.392421,1],    "boundingVolume": {    "region": [1.886365,0.594708,1.886547,0.594854,0.000000,8.743240]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1375447.b3dm"}}}