{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949141,-0.314851,0.000000,0.000000,0.116084,-0.349942,0.929551,0.000000,-0.292402,0.881465,0.370838,0.000000,-1865837.457918,5624694.069228,2350502.924076,1],    "boundingVolume": {    "region": [1.891042,0.379853,1.891151,0.379969,0.000000,71.051956]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/14/21_535.b3dm"}}}