{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950318,-0.311279,0.000000,0.000000,0.174216,-0.531871,0.828711,0.000000,-0.257416,0.785876,0.562259,0.000000,-1643574.526023,5017739.097958,3565934.662004,1],    "boundingVolume": {    "region": [1.887259,0.597023,1.887411,0.597208,0.000000,8.318048]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/6_1326073.b3dm"}}}