{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950162,-0.311757,0.000000,0.000000,0.174334,-0.531328,0.829034,0.000000,-0.257913,0.786056,0.561780,0.000000,-1646743.524981,5018878.388238,3562888.537206,1],    "boundingVolume": {    "region": [1.887762,0.596443,1.887914,0.596628,0.000000,8.803817]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1398541.b3dm"}}}