{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950020,-0.312189,0.000000,0.000000,0.174498,-0.531014,0.829201,0.000000,-0.258322,0.786099,0.561533,0.000000,-1649355.347106,5019144.177397,3561316.245203,1],    "boundingVolume": {    "region": [1.888207,0.596134,1.888378,0.596339,0.000000,13.518449]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1348129.b3dm"}}}