{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949558,-0.313591,0.000000,0.000000,0.174870,-0.529507,0.830086,0.000000,-0.259762,0.786563,0.560217,0.000000,-1658541.164681,5022083.486601,3552952.910600,1],    "boundingVolume": {    "region": [1.889688,0.594514,1.889850,0.594780,0.000000,8.806500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1380446.b3dm"}}}