{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950257,-0.311466,0.000000,0.000000,0.173759,-0.530126,0.829924,0.000000,-0.257951,0.786987,0.560458,0.000000,-1646977.896174,5024796.383795,3554485.535713,1],    "boundingVolume": {    "region": [1.887482,0.594880,1.887581,0.594997,0.000000,8.541720]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1346461.b3dm"}}}