{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858226,-0.513272,0.000000,0.000000,0.262667,-0.439196,0.859135,0.000000,-0.440191,0.736030,0.514288,0.000000,-2810087.169885,4698659.287479,3261129.904603,1],    "boundingVolume": {    "region": [2.109707,0.540115,2.109871,0.540240,0.000000,108.761311]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/5_128814.b3dm"}}}