{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950078,-0.312012,0.000000,0.000000,0.174390,-0.531018,0.829221,0.000000,-0.258182,0.786166,0.561502,0.000000,-1648461.643288,5019575.225653,3561123.802266,1],    "boundingVolume": {    "region": [1.888037,0.596096,1.888175,0.596305,0.000000,8.804839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1348741.b3dm"}}}