{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949647,-0.313323,0.000000,0.000000,0.174848,-0.529944,0.829812,0.000000,-0.259453,0.786374,0.560625,0.000000,-1656572.283313,5020886.294042,3555545.054571,1],    "boundingVolume": {    "region": [1.889405,0.595007,1.889567,0.595273,0.000000,8.819706]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1369952.b3dm"}}}