"To the Claimant of within Described Property:
"You are required to file an answer to this petition, setting forth your title in, and right to possession of, said vehicle within fifteen (15) days from the service hereof, and you are also notified that if you fail to file said answer a decree of forfeiture and condemnation will be entered against said vehicle".
Said notice shall be signed by the district attorney.
35 P.S. § 831.5