MailChimp API Key:
1. Login to your mailchimp Account
2. Click on top menu and find link named ‘Account’
3. After you click on ‘Account’ link find the link ‘Extras’
4. When you click ‘Extras’ you need to find the link named ‘API Keys’ or Hit this link after login “https://us3.admin.mailchimp.com/account/api/
5. API Key Looks something like this “b43348ap8631agt9d67b50c85c444c6e-us6”

MailChimp List Unique ID:
1. Login to your mailchimp Account
2. Click on top menu and find link named ‘Lists’
3. After you click on ‘Lists’ link you will find a small dropdown arrow just after Stats.
4. When you click on the arrow it will open up with the link named ‘Setting’ or Hit this link after login “https://us3.admin.mailchimp.com/lists/
5. Once the setting page is opened you will find the code that will look something like this “5f5e1ttaag”