{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950827,-0.309722,0.000000,0.000000,0.173306,-0.532039,0.828794,0.000000,-0.256154,0.786376,0.562136,0.000000,-1635517.859785,5020929.567539,3565153.299903,1],    "boundingVolume": {    "region": [1.885615,0.596882,1.885780,0.597051,0.000000,8.758258]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/4_1323509.b3dm"}}}