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

# EmailTemplateUrlKey

> A camelCase Url / Maybe Url key for `schemaFieldName` or `clickthroughSchemaFieldName` when a button or image uses DYNAMIC_VARIABLE.

<ResponseField name="dataType" type="String!" required>
  `Url` or `Maybe Url`.
</ResponseField>

<ResponseField name="description" type="String!" required>
  What the URL points at.
</ResponseField>

<ResponseField name="key" type="String!" required>
  CamelCase key to store on `schemaFieldName` / `clickthroughSchemaFieldName`, e.g. `trackingLink`.
</ResponseField>


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