{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951499,-0.307652,0.000000,0.000000,0.113112,-0.349829,0.929960,0.000000,-0.285843,0.884048,0.369801,0.000000,-1823981.460000,5641161.853952,2343926.073481,1],    "boundingVolume": {    "region": [1.883439,0.378735,1.883603,0.378855,0.000000,5.375626]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/28/14_46815.b3dm"}}}