What information does MageMail access from Magento over the API?

Here's an on overview of the information that it grabs:

Customers

• Name
• Email

Carts

• Entity ID
• Cart total
• Items in cart

Products

• Entity ID
• SKU
• Name
• Image

Orders

• Entity ID
• Order Number
• Customer Name
• Customer Email
• Order Totals**
• Shipping Address**

Order Items

• Product ID
• Product Name

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** These fields are only pulled in when the order confirmation email is in use.