{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858211,-0.513297,0.000000,0.000000,0.262551,-0.438975,0.859283,0.000000,-0.440289,0.736145,0.514039,0.000000,-2810711.448472,4699392.932092,3259545.079750,1],    "boundingVolume": {    "region": [2.109736,0.539824,2.109900,0.539949,0.000000,83.499081]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_322290.b3dm"}}}