{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858294,-0.513159,0.000000,0.000000,0.262503,-0.439055,0.859257,0.000000,-0.440157,0.736193,0.514083,0.000000,-2809870.065568,4699700.392052,3259825.306798,1],    "boundingVolume": {    "region": [2.109575,0.539875,2.109740,0.540001,0.000000,78.074233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_214703.b3dm"}}}