Before me, the undersigned authority, a notary public, personally appeared. Box 8: Type date signed.Box 9: The person who served the Defendant must sign his or her name. Form I-25 Affidavit Requesting an Extension for Service. Download, fill and sign the Form of Affidavit. General Witness Affidavit(PDF, 465KB) - Must be filed at our office; varied uses (e.g. The Clerk's Office serves all members of the Seneca Nation. The Clerk has two offices, one on the Allegany Territory and one on the Cattaraugus Territory.