@com.fasterxml.jackson.annotation.JsonProperty("FileSystemId")
    public String getFileSystemId() {
        return this.fileSystemId;
    }
<p>
The ID of a file system being restored from the backup.
</p>

@return The ID of a file system being restored from the backup.
aws-java-sdk-fsx/src/main/java/com/amazonaws/services/fsx/model/BackupRestoringException.java