{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896570,-0.442901,0.000000,0.000000,0.283351,-0.573590,0.768575,0.000000,-0.339465,0.687182,0.642297,0.000000,-2168147.724637,4389005.037162,4074861.454435,1],    "boundingVolume": {    "region": [2.029544,0.697416,2.029713,0.697565,0.000000,44.451716]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_500356.b3dm"}}}