{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950109,-0.311920,0.000000,0.000000,0.174053,-0.530165,0.829838,0.000000,-0.258299,0.786781,0.560586,0.000000,-1649204.469833,5023484.439669,3555301.941403,1],    "boundingVolume": {    "region": [1.887927,0.595028,1.888091,0.595159,0.000000,8.814969]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1453033.b3dm"}}}