{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949285,-0.314416,0.000000,0.000000,0.175731,-0.530568,0.829226,0.000000,-0.260173,0.785514,0.561496,0.000000,-1661172.198936,5015413.815523,3561080.905295,1],    "boundingVolume": {    "region": [1.890569,0.596139,1.890706,0.596245,0.000000,8.792895]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/11_1445976.b3dm"}}}