{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897714,-0.440578,0.000000,0.000000,0.282887,-0.576405,0.766637,0.000000,-0.336826,0.686310,0.644614,0.000000,-2151315.820644,4383481.136785,4089602.412969,1],    "boundingVolume": {    "region": [2.026976,0.700483,2.027102,0.700552,0.000000,36.867357]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_856661.b3dm"}}}