{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949079,-0.315038,0.000000,0.000000,0.176091,-0.530490,0.829200,0.000000,-0.260679,0.785319,0.561534,0.000000,-1664404.741723,5014166.523009,3561326.323763,1],    "boundingVolume": {    "region": [1.891224,0.596185,1.891361,0.596292,0.000000,8.805275]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1446725.b3dm"}}}