void removeAuthenticationKey(Eid key);
/**
- * Update key registration
+ * Update mapping registration
*
* @param key
- * The key whose registration must be updated
+ * The EID whose registration must be updated
+ * @param timestamp
+ * New timestamp for the mapping
*/
- void updateMappingRegistration(Eid key);
+ void updateMappingRegistration(Eid key, Long timestamp);
/**
* Add data for key