{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950170,-0.311732,0.000000,0.000000,0.174074,-0.530583,0.829566,0.000000,-0.258059,0.786572,0.560990,0.000000,-1647670.848229,5022158.876385,3557867.507171,1],    "boundingVolume": {    "region": [1.887762,0.595523,1.887861,0.595640,0.000000,8.820354]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1456153.b3dm"}}}