{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858218,-0.513285,0.000000,0.000000,0.262644,-0.439144,0.859169,0.000000,-0.440220,0.736052,0.514231,0.000000,-2810269.250304,4698803.782961,3260767.233010,1],    "boundingVolume": {    "region": [2.109722,0.540048,2.109886,0.540173,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_355455.b3dm"}}}