{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858159,-0.513384,0.000000,0.000000,0.262992,-0.439610,0.858824,0.000000,-0.440126,0.735703,0.514811,0.000000,-2809676.739081,4696582.181977,3264451.501510,1],    "boundingVolume": {    "region": [2.109837,0.540725,2.110002,0.540850,0.000000,87.261500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_438724.b3dm"}}}