> For the complete documentation index, see [llms.txt](https://docs-bridgers.bridgers.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs-bridgers.bridgers.xyz/exchange-process-diagram.md). # 兑换流程 兑换流程图 {% hint style="info" %} 注意：步骤17获取calldata数据可以有两种方式，一是前端直接通过调取合约生成calldata数据，二是通过调取接口得到calldata数据，详解请看【获取calldata数据】 {% endhint %}