{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950012,-0.312213,0.000000,0.000000,0.115191,-0.350507,0.929449,0.000000,-0.289919,0.882176,0.371095,0.000000,-1849996.329539,5629237.948759,2352134.936766,1],    "boundingVolume": {    "region": [1.888248,0.380097,1.888387,0.380279,0.000000,6.693244]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_74019.b3dm"}}}