As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FT 861, BOS-SJU. FUME/ODOR (SOCK ODOR) REPORTED BY CABIN CREW DURING DESCENT OUT OF 15000' ENG BLEED USED (APU OFF). C/W INFORMATION NOTICE 2017 SECTION A. A/C OK FOR SERVICE. RVR PACK 1 & 2 NO ODOR DETECTED PERFORMED EXTERIOR INSPECTION NO DEFECTS FOUND AS PER AMM 05-15-14.