{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950628,-0.310332,0.000000,0.000000,0.173370,-0.531079,0.829396,0.000000,-0.256846,0.786789,0.561243,0.000000,-1639931.888470,5023545.564453,3559474.188308,1],    "boundingVolume": {    "region": [1.886281,0.595829,1.886396,0.595944,0.000000,8.820635]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/13_1425713.b3dm"}}}