# Functions
InitServers initiate http and grpc servers.
NewMultiQueueConsumer create a new instance of MultiQueueConsumer.
NewServer creates an instance of Server.
# Structs
Config is the top level configuration struct for the entire application.
MultiQueueConsumer represents a multi-queue consumer.
Server represents the http server for Ledger services.
Service is the application glue where we put all top level components to be used.