# Variables
NewBlockRetainerEvents contains the constructor of the Events object (it is generated by a generic factory).
NewTransactionRetainerEvents contains the constructor of the Events object (it is generated by a generic factory).
# Structs
BlockRetainerEvents is a collection of Retainer related BlockRetainerEvents.
TransactionRetainerEvents is a collection of Retainer related TransactionRetainerEvents.
# Interfaces
BlockRetainer keeps and resolves all the block related information needed in the API and INX.
TransactionRetainer keeps and resolves all the transaction-related metadata needed in the API and INX.