{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949294,-0.314391,0.000000,0.000000,0.175826,-0.530900,0.828993,0.000000,-0.260079,0.785299,0.561840,0.000000,-1660572.946517,5014044.667269,3563272.981664,1],    "boundingVolume": {    "region": [1.890561,0.596598,1.890662,0.596620,0.000000,12.399853]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/9_1420069.b3dm"}}}