{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950410,-0.311000,0.000000,0.000000,0.173857,-0.531302,0.829152,0.000000,-0.257323,0.786374,0.561606,0.000000,-1642976.702970,5020902.811288,3561782.539822,1],    "boundingVolume": {    "region": [1.886993,0.596276,1.887090,0.596375,0.000000,8.806407]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/3_1388602.b3dm"}}}