{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858269,-0.513200,0.000000,0.000000,0.262516,-0.439028,0.859267,0.000000,-0.440198,0.736181,0.514066,0.000000,-2810130.024467,4699619.699437,3259718.273167,1],    "boundingVolume": {    "region": [2.109624,0.539856,2.109788,0.539981,0.000000,78.074233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_327215.b3dm"}}}