Tanggung Jawab Pejabat Pembuat Akta Tanah Terhadap Akta Jual Beli Tanah Letter C Yang Tidak Diukur Oleh Kantor Pertanahan Kota Surabaya (Studi Putusan Mahkamah Agung Nomor 71 PK/PDT/2021) = Responsibilities of Land Deed Officials for Letter C Land Sale and Purchase Deeds That Are Not Measured by the Surabaya City Land Office (Study of Supreme Court Decision Number 71 PK/PDT/2021)