{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858280,-0.513182,0.000000,0.000000,0.262907,-0.439703,0.858802,0.000000,-0.439942,0.735788,0.514847,0.000000,-2808503.357948,4697124.661475,3264679.151397,1],    "boundingVolume": {    "region": [2.109603,0.540766,2.109767,0.540892,0.000000,60.258233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_441831.b3dm"}}}