{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858160,-0.513383,0.000000,0.000000,0.262551,-0.438875,0.859335,0.000000,-0.440390,0.736145,0.513952,0.000000,-2811352.339334,4699392.413652,3258996.771771,1],    "boundingVolume": {    "region": [2.109837,0.539723,2.110001,0.539849,0.000000,88.051966]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/2_306460.b3dm"}}}