{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943073,-0.332586,0.000000,0.000000,0.186385,-0.528508,0.828215,0.000000,-0.274870,0.779413,0.562994,0.000000,-1755019.305723,4976486.464411,3570601.926519,1],    "boundingVolume": {    "region": [1.909778,0.597964,1.909904,0.598043,0.000000,8.815879]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1284873.b3dm"}}}