{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950359,-0.311157,0.000000,0.000000,0.173754,-0.530694,0.829562,0.000000,-0.257581,0.786724,0.560997,0.000000,-1644620.137845,5023128.279150,3557910.207966,1],    "boundingVolume": {    "region": [1.887156,0.595531,1.887256,0.595648,0.000000,8.778218]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/11_1456229.b3dm"}}}