== cards.add ==
(**Note: In development**)
==== Description ====
Add credit card data to a specified user
==== Input Parameters ====
<table>
<tr><th>Name</th><th>Type</th><th>Required</th><th>Description</th></tr>
<tr><td>tracking_user</td><td>int</td><td>Yes</td><td>Client application user ID(s)</td></tr>
<tr><td>card_number</td><td>string</td><td>Yes</td><td>Credit card number</td></tr>
<tr><td>card_expire</td><td>string</td><td>Yes</td><td>Credit card expiration date</td></tr>
<tr><td>card_cvv2</td><td>string</td><td>Yes</td><td>Credit card CVV2 number</td></tr>
<tr><td>card_address</td><td>string</td><td>No</td><td>Address on credit card</td></tr>
<tr><td>card_type</td><td>string</td><td>Yes</td><td>Credit card type</td></tr>
<tr><td>zipcode</td><td>string</td><td>Yes</td><td>User ZIP code</td></tr>
<tr><td>country</td><td>string</td><td>Yes</td><td>User country</td></tr>
<tr><td>first_name</td><td>string</td><td>no</td><td>User first name</td></tr>
<tr><td>last_name</td><td>string</td><td>no</td><td>User last name</td></tr>
</table>
==== Return ====
<table>
<tr><th>Name</th><th>Type</th><th>Description</th></tr>
<tr><td>result</td><td>Boolean</td><td>True on success</td></tr>
</table>