{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898344,-0.439292,0.000000,0.000000,0.283776,-0.580318,0.763349,0.000000,-0.334391,0.683824,0.648512,0.000000,-2135799.940896,4367672.937615,4114405.771877,1],    "boundingVolume": {    "region": [2.025541,0.705517,2.025673,0.705740,0.000000,26.077469]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1832590.b3dm"}}}