{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858185,-0.513340,0.000000,0.000000,0.262669,-0.439121,0.859173,0.000000,-0.440269,0.736027,0.514225,0.000000,-2810583.010813,4698644.258929,3260726.948971,1],    "boundingVolume": {    "region": [2.109786,0.540041,2.109951,0.540166,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_129665.b3dm"}}}