{ "CORSRules": [ { "AllowedOrigins": ["*"], "AllowedMethods": ["GET", "PUT", "POST"], "AllowedHeaders": ["*"], "ExposeHeaders": [ "x-amz-server-side-encryption", "x-amz-request-id", "x-amz-id-2", "ETag" ], "MaxAgeSeconds": 600 } ] }