{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943999,-0.329948,0.000000,0.000000,0.183714,-0.525615,0.830649,0.000000,-0.273498,0.782493,0.559377,0.000000,-1746238.314449,4996085.503556,3547617.851734,1],    "boundingVolume": {    "region": [1.906990,0.593544,1.907099,0.593724,0.000000,8.772751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9_1318308.b3dm"}}}