{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.892640,-0.450770,0.000000,0.000000,0.290595,-0.575453,0.764466,0.000000,-0.343634,0.680483,0.647193,0.000000,-2194823.753737,4346313.368519,4106009.872243,1],    "boundingVolume": {    "region": [2.038372,0.703861,2.038476,0.703930,0.000000,24.548676]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_2008943.b3dm"}}}