{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898910,-0.438134,0.000000,0.000000,0.282949,-0.580520,0.763503,0.000000,-0.333577,0.684393,0.648331,0.000000,-2130600.148449,4371304.487578,4113252.625327,1],    "boundingVolume": {    "region": [2.024235,0.705331,2.024401,0.705450,0.000000,22.408144]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/6_1843829.b3dm"}}}