{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949407,-0.314049,0.000000,0.000000,0.175282,-0.529898,0.829750,0.000000,-0.260035,0.786116,0.560717,0.000000,-1660287.163205,5019239.238856,3556133.760879,1],    "boundingVolume": {    "region": [1.890170,0.595119,1.890332,0.595384,0.000000,8.817220]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/13_1368855.b3dm"}}}