{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899182,-0.437575,0.000000,0.000000,0.282651,-0.580826,0.763380,0.000000,-0.333097,0.684489,0.648476,0.000000,-2127536.516406,4371924.113872,4114173.541036,1],    "boundingVolume": {    "region": [2.023613,0.705521,2.023778,0.705640,0.000000,18.098976]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/8_1828024.b3dm"}}}