As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, RECEIVED A CARGO SMOKE MESSAGE. COMPLIED WITH THE EPC AND DIVERTED. DECLARED AN EMERGENCY. LANDED WITHOUT INCIDENT. CHECKED THE CARGO AREA FOR FIRE. NO FIRE FOUND. ACFT REMOVED FROM SERVICE. REMOVED AND REPLACED HIGH RATE AND METERING BOTTLES IAW 23-23-01. OPS CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.