{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897666,-0.440676,0.000000,0.000000,0.285472,-0.581512,0.761807,0.000000,-0.334761,0.681916,0.650327,0.000000,-2138181.334757,4355523.872164,4125953.730456,1],    "boundingVolume": {    "region": [2.027072,0.707901,2.027223,0.708129,0.000000,23.509344]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/1_1796560.b3dm"}}}