Get elements by tag

Gets Postman elements (entities) by a given tag. Tags enable you to organize and search [workspaces](https://learning.postman.com/docs/collaborating-in-postman/using-workspaces/managing-workspaces/#tagging-a-workspace), [APIs](https://learning.postman.com/docs/designing-and-developing-your-api/managing-apis/#tagging-apis), and [collections](https://learning.postman.com/docs/collections/using-collections/#tagging-a-collection) that contain shared tags. **Note:** Tagging is available on Postm...