{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943941,-0.330115,0.000000,0.000000,0.184327,-0.527071,0.829590,0.000000,-0.273285,0.781438,0.560955,0.000000,-1744885.945230,4989376.411434,3557643.462959,1],    "boundingVolume": {    "region": [1.907174,0.595481,1.907270,0.595596,0.000000,8.441928]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_1274665.b3dm"}}}