{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950225,-0.311565,0.000000,0.000000,0.114696,-0.349806,0.929775,0.000000,-0.289420,0.882686,0.370271,0.000000,-1846806.793100,5632480.595515,2346908.094441,1],    "boundingVolume": {    "region": [1.887561,0.379262,1.887710,0.379340,0.000000,5.748410]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/26/18_4914.b3dm"}}}