{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950317,-0.311285,0.000000,0.000000,0.173662,-0.530171,0.829916,0.000000,-0.257798,0.787028,0.560470,0.000000,-1646004.551470,5025058.284123,3554565.618121,1],    "boundingVolume": {    "region": [1.887291,0.594895,1.887391,0.595012,0.000000,8.808776]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/5_1452638.b3dm"}}}