{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948392,-0.317101,0.000000,0.000000,0.116355,-0.347998,0.930247,0.000000,-0.294714,0.881436,0.369072,0.000000,-1880581.615259,5624486.166146,2339298.841408,1],    "boundingVolume": {    "region": [1.893415,0.377971,1.893519,0.378049,0.000000,33.106846]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/14_18012.b3dm"}}}