{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950126,-0.311867,0.000000,0.000000,0.174507,-0.531648,0.828793,0.000000,-0.257927,0.785796,0.562138,0.000000,-1646839.541556,5017221.725047,3565161.390590,1],    "boundingVolume": {    "region": [1.887878,0.596876,1.888029,0.597061,0.000000,8.810858]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/5_1400993.b3dm"}}}