• BlockHandler: On each and every block, run a mapping function
• TransactionHandlers: On each and every Stellar/Soroban transaction that matches optional filter criteria, run a mapping function
• OperationHandler: On each and every Stellar operation action that matches optional filter criteria, run a mapping function
• EffectHandler: On each and every Stellar effect action that matches optional filter criteria, run a mapping function
• EventHandler: On each and every Soroban event action that matches optional filter criteria, run a mapping function