{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949285,-0.314416,0.000000,0.000000,0.175362,-0.529454,0.830016,0.000000,-0.260423,0.786270,0.560321,0.000000,-1662759.802020,5020213.608717,3553619.138444,1],    "boundingVolume": {    "region": [1.890556,0.594641,1.890718,0.594907,0.000000,14.010678]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/12_1379772.b3dm"}}}