{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950208,-0.311616,0.000000,0.000000,0.172705,-0.526628,0.832368,0.000000,-0.258842,0.789285,0.556803,0.000000,-1652648.426541,5039398.734422,3531261.099757,1],    "boundingVolume": {    "region": [1.887630,0.590470,1.887750,0.590595,0.000000,7.727827]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/3/16_1322405.b3dm"}}}