{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948709,-0.316152,0.000000,0.000000,0.176436,-0.529450,0.829791,0.000000,-0.261789,0.785577,0.560656,0.000000,-1671488.147841,5015798.327208,3555744.157377,1],    "boundingVolume": {    "region": [1.892419,0.595066,1.892515,0.595289,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179262.b3dm"}}}