> ## Documentation Index
> Fetch the complete documentation index at: https://developer.cregis.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Transaction Management

> Frequently Asked Questions about Transaction Management

## How to determine if a transaction is a required transaction?

`Cregis` determines the uniqueness of a currency is chain\_id+token\_id. The unique currency can be determined based on these two attributes.