{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.852872,-0.522119,0.000000,0.000000,0.269441,-0.440128,0.856557,0.000000,-0.446421,0.729221,0.518598,0.000000,-2849904.102611,4655267.015027,3288507.926269,1],    "boundingVolume": {    "region": [2.120084,0.545168,2.120176,0.545252,0.000000,99.406166]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/3/2_8012.b3dm"}}}