{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950045,-0.312113,0.000000,0.000000,0.174388,-0.530823,0.829347,0.000000,-0.258305,0.786259,0.561316,0.000000,-1649244.778361,5020163.941248,3559939.113319,1],    "boundingVolume": {    "region": [1.888127,0.595872,1.888298,0.596078,0.000000,8.423520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/1_1350946.b3dm"}}}