pub const AMZ_OBJECT_TAGGING: &str = "X-Amz-Tagging";
pub const AMZ_BUCKET_REPLICATION_STATUS: &str = "X-Amz-Replication-Status";
pub const AMZ_STORAGE_CLASS: &str = "x-amz-storage-class";
pub const AMZ_DECODED_CONTENT_LENGTH: &str = "X-Amz-Decoded-Content-Length";