{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948752,-0.316022,0.000000,0.000000,0.176357,-0.529453,0.829806,0.000000,-0.261686,0.785627,0.560633,0.000000,-1670831.001130,5016119.734079,3555600.576660,1],    "boundingVolume": {    "region": [1.892282,0.595039,1.892378,0.595262,0.000000,8.818771]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1178889.b3dm"}}}