{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858302,-0.513145,0.000000,0.000000,0.262491,-0.439050,0.859263,0.000000,-0.440149,0.736206,0.514072,0.000000,-2809814.238708,4699780.023046,3259759.067884,1],    "boundingVolume": {    "region": [2.109559,0.539863,2.109724,0.539988,0.000000,34.969366]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_213594.b3dm"}}}