{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950222,-0.311575,0.000000,0.000000,0.173864,-0.530241,0.829829,0.000000,-0.258011,0.786866,0.560600,0.000000,-1647362.029217,5024026.522029,3555389.549082,1],    "boundingVolume": {    "region": [1.887596,0.595052,1.887696,0.595169,0.000000,8.764896]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1453277.b3dm"}}}