{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950343,-0.311204,0.000000,0.000000,0.173781,-0.530686,0.829561,0.000000,-0.257620,0.786711,0.560997,0.000000,-1644871.589665,5023043.129915,3557914.154921,1],    "boundingVolume": {    "region": [1.887206,0.595532,1.887306,0.595648,0.000000,8.778218]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1456238.b3dm"}}}