{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948200,-0.317675,0.000000,0.000000,0.116558,-0.347902,0.930257,0.000000,-0.295251,0.881268,0.369045,0.000000,-1884007.672913,5623410.017782,2339130.412174,1],    "boundingVolume": {    "region": [1.894020,0.377942,1.894125,0.378021,0.000000,12.203458]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/21/14_18479.b3dm"}}}