{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949386,-0.314112,0.000000,0.000000,0.175380,-0.530077,0.829614,0.000000,-0.260044,0.785969,0.560919,0.000000,-1660345.448091,5018306.794761,3557413.649413,1],    "boundingVolume": {    "region": [1.890236,0.595362,1.890398,0.595628,0.000000,8.742126]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367441.b3dm"}}}