{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.857793,-0.513995,0.000000,0.000000,0.263105,-0.439089,0.859056,0.000000,-0.440770,0.735590,0.514421,0.000000,-2813786.738685,4695852.607635,3261976.778393,1],    "boundingVolume": {    "region": [2.110550,0.540270,2.110715,0.540395,0.000000,37.453941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/14/7_387059.b3dm"}}}