{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948033,-0.318173,0.000000,0.000000,0.116811,-0.348051,0.930170,0.000000,-0.295686,0.881029,0.369267,0.000000,-1886786.328413,5621887.609381,2340540.283322,1],    "boundingVolume": {    "region": [1.894546,0.378181,1.894651,0.378260,0.000000,31.519462]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/27/17_13545.b3dm"}}}