> ## Documentation Index
> Fetch the complete documentation index at: https://redo-44af351d-docs-v3-graphql-api-reference.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# TagMode

> How supplied tags reconcile with a return's existing tags.

| Value    | Description                                          |
| -------- | ---------------------------------------------------- |
| `APPEND` | Add the supplied tags to the return's existing tags. |
| `SET`    | Replace the return's tags with the supplied set.     |