{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950098,-0.311952,0.000000,0.000000,0.174359,-0.531037,0.829216,0.000000,-0.258131,0.786177,0.561511,0.000000,-1648134.818426,5019645.210858,3561176.075218,1],    "boundingVolume": {    "region": [1.887974,0.596106,1.888112,0.596315,0.000000,8.804839]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1348585.b3dm"}}}