(August 27, 2018, 9:39 AM EDT) -- BOSTON — A notice of default was entered Aug. 16 in a Massachusetts federal court after the Sultanate of Oman filed a request for default in relation to its petition to confirm an award in which a tribunal held that it lacked jurisdiction and awarded the sultanate $5,677,410 in costs (The Sultanate of Oman v. Al Tamimi, No. 1:18cv11291, D. Mass.)....