{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950670,-0.310204,0.000000,0.000000,0.172082,-0.527375,0.832023,0.000000,-0.257561,0.789339,0.557321,0.000000,-1644471.181793,5039754.293368,3534547.506677,1],    "boundingVolume": {    "region": [1.886192,0.591124,1.886215,0.591186,0.000000,7.573702]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/13/0.b3dm"}}}