{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950212,-0.311605,0.000000,0.000000,0.173892,-0.530268,0.829806,0.000000,-0.258029,0.786836,0.560634,0.000000,-1647475.324341,5023835.926801,3555604.914787,1],    "boundingVolume": {    "region": [1.887628,0.595093,1.887727,0.595210,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453714.b3dm"}}}