{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948608,-0.316455,0.000000,0.000000,0.176494,-0.529059,0.830028,0.000000,-0.262116,0.785720,0.560303,0.000000,-1673568.574810,5016703.977733,3553502.333956,1],    "boundingVolume": {    "region": [1.892738,0.594640,1.892834,0.594863,0.000000,8.547183]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1215947.b3dm"}}}