{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897714,-0.440578,0.000000,0.000000,0.282915,-0.576463,0.766583,0.000000,-0.336802,0.686261,0.644678,0.000000,-2151161.812588,4383169.408553,4090014.742584,1],    "boundingVolume": {    "region": [2.026976,0.700568,2.027102,0.700637,0.000000,50.720461]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_858210.b3dm"}}}