{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949166,-0.314776,0.000000,0.000000,0.175894,-0.530383,0.829310,0.000000,-0.260498,0.785496,0.561371,0.000000,-1663245.079196,5015293.264513,3560288.379305,1],    "boundingVolume": {    "region": [1.890949,0.595988,1.891086,0.596095,0.000000,8.530408]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/9_1360042.b3dm"}}}