{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949407,-0.314049,0.000000,0.000000,0.175283,-0.529902,0.829747,0.000000,-0.260034,0.786113,0.560722,0.000000,-1660277.700372,5019220.148752,3556164.913108,1],    "boundingVolume": {    "region": [1.890170,0.595125,1.890332,0.595390,0.000000,8.817220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1368808.b3dm"}}}