{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943480,-0.331429,0.000000,0.000000,0.185724,-0.528702,0.828239,0.000000,-0.273921,0.779773,0.562957,0.000000,-1748964.021228,4978786.263489,3570368.585515,1],    "boundingVolume": {    "region": [1.908542,0.597910,1.908686,0.598008,0.000000,8.754841]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/1_1248514.b3dm"}}}