{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950431,-0.310935,0.000000,0.000000,0.173687,-0.530905,0.829441,0.000000,-0.257360,0.786669,0.561176,0.000000,-1643210.426019,5022777.166413,3559049.388035,1],    "boundingVolume": {    "region": [1.886923,0.595747,1.887023,0.595864,0.000000,8.793385]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1424944.b3dm"}}}