An heir or legatee of a deceased person, residing within or without the state, upon recording in the office of the county recorder sufficient proof of his ownership of a mortgage or deed of trust may, in the same manner as a personal representative of a deceased mortgagee or owner of the indebtedness secured by a mortgage or deed of trust, release such instruments by recording a release of mortgage or deed of trust.
A.R.S. § 33-711