Show user email address

curl --request GET \
  --url https://api.rootly.com/v1/email_addresses/{id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "id": "<string>",
    "type": "user_email_addresses",
    "attributes": {
      "user_id": 123,
      "email": "<string>",
      "primary": true,
      "created_at": "<string>",
      "updated_at": "<string>"
    }
  }
}