{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950048,-0.312105,0.000000,0.000000,0.174497,-0.531169,0.829102,0.000000,-0.258221,0.786027,0.561679,0.000000,-1648712.578313,5018689.695568,3562247.966572,1],    "boundingVolume": {    "region": [1.888135,0.596310,1.888273,0.596518,0.000000,8.808884]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1397797.b3dm"}}}