{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899230,-0.437476,0.000000,0.000000,0.282450,-0.580575,0.763646,0.000000,-0.333139,0.684765,0.648163,0.000000,-2127801.108644,4373682.113390,4112181.134981,1],    "boundingVolume": {    "region": [2.023504,0.705109,2.023669,0.705229,0.000000,8.824198]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/4_1842850.b3dm"}}}