# Functions
Subscribe takes a mailchimp apikey, list id, and email address and subscribes it to a mailchimp newsletter.
# Constants
APIURI is the host for Mailchimp API requests.
# Variables
SubscribeURL is the url to send subscription requests to.
# Structs
Email defines a user's email.
SubscribeRequest defines the parameters sent to the mailchimp API to subscribe someone to a newsletter.