@Field
    public void setProfile(String profile) {
        this.profile = profile;
    }
Fetches files from s3. Example file: s3://my_bucket/path/to/my_file.pdf
The bucket must be specified via the tika-config or before
initialization, and the fetch key is "path/to/my_file.pdf".
tika-pipes/tika-fetchers/tika-fetcher-s3/src/main/java/org/apache/tika/pipes/fetcher/s3/S3Fetcher.java