{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950645,-0.310281,0.000000,0.000000,0.173074,-0.530267,0.829977,0.000000,-0.256986,0.787359,0.560378,0.000000,-1640816.793508,5027170.564188,3553981.266083,1],    "boundingVolume": {    "region": [1.886193,0.594770,1.886376,0.594916,0.000000,8.778280]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1458026.b3dm"}}}