Gets a tag by the specified slug.
The getTagBySlug() function returns a Promise that resolves to a tag whose slug matches the specified slug.
The slug is the end of a tag's URL that refers to a specific tag. For example, if a tag's URL is https://example.com/blog/tag/{my-tag-slug}, the slug is my-tag-slug. The slug is case-sensitive and derived from the tag's label.
Slug of the tag to retrieve.
Options specifying which additional fields to return.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.