{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949160,-0.314795,0.000000,0.000000,0.116025,-0.349835,0.929598,0.000000,-0.292365,0.881528,0.370717,0.000000,-1865600.211000,5625094.096374,2349738.974304,1],    "boundingVolume": {    "region": [1.890983,0.379724,1.891091,0.379839,0.000000,61.572067]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/20_76258.b3dm"}}}