{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950011,-0.312216,0.000000,0.000000,0.174532,-0.531064,0.829162,0.000000,-0.258333,0.786054,0.561590,0.000000,-1649422.906184,5018859.368106,3561683.844173,1],    "boundingVolume": {    "region": [1.888236,0.596204,1.888407,0.596409,0.000000,11.281428]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/3_1346873.b3dm"}}}