{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950592,-0.310444,0.000000,0.000000,0.173677,-0.531805,0.828867,0.000000,-0.256774,0.786252,0.562028,0.000000,-1639471.071281,5020130.482293,3564467.414313,1],    "boundingVolume": {    "region": [1.886407,0.596787,1.886505,0.596885,0.000000,8.644564]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/8_1327328.b3dm"}}}