As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED. FLIGHT RETURNED TO MIA ON ACCOUNT OF A #2 ENGINE FUEL FILTER CLOG MESSAGE ON ECAM. EMERGENCY WAS DECLARED AND FLIGHT LANDED SAFELY WITHOUT FURTHER INCIDENT. REPLACED #2 ENGINE FUEL FILTER ELEMENT, ACCOMPLISED A SATISFACTORY OPERATIONAL CHECK PER 73-11-10.