{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943213,-0.332189,0.000000,0.000000,0.186283,-0.528928,0.827970,0.000000,-0.274460,0.779296,0.563356,0.000000,-1752404.303924,4975745.698793,3572902.399314,1],    "boundingVolume": {    "region": [1.909348,0.598393,1.909493,0.598490,0.000000,8.625997]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/6_545447.b3dm"}}}