{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896496,-0.443053,0.000000,0.000000,0.282934,-0.572503,0.769538,0.000000,-0.340009,0.687993,0.641140,0.000000,-2171615.862396,4394160.963625,4067500.894983,1],    "boundingVolume": {    "region": [2.029706,0.695926,2.029889,0.696038,0.000000,42.342939]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/4_510845.b3dm"}}}