@interface HDMetadataKeyEntity : HDHealthEntity + (id)databaseTable; + (id)_insertEntityWithKey:(id)a0 database:(id)a1 error:(id *)a2; + (id)_keyForPersistentID:(id)a0 database:(id)a1; + (id)_entityForKey:(id)a0 database:(id)a1 error:(id *)a2; + (id)insertEntityWithKey:(id)a0 healthDatabase:(id)a1 error:(id *)a2; + (const struct { id x0; id x1; unsigned char x2; } *)columnDefinitionsWithCount:(unsigned long long *)a0; + (id)entityForKey:(id)a0 healthDatabase:(id)a1 error:(id *)a2; + (long long)protectionClass; @end