Create campaign

Creates a new campaign

Create letter

Creates a new letter

Create recipient

Creates a new recipient to a recipient group

Create group

Creates a new group

Create postcard

Creates a new postcard

Add recipients to a group

Adds the specified recipients to the selected group

Create folder

Creates a new folder

Approve a campaign

Approves the specified campaign

Topup balance

Tops up the balance of a saved card

Book a campaign

Books the specified campaign

Fetch letter

Fetches the details of an existing letter using ID

Fetch postcard

Fetches the details of an existing postcard using ID

Fetch recipient

Fetches the details of an existing recipient using ID

Fetch group

Fetches the details of an existing group using ID

Fetch campaign

Fetches the details of an existing campaign using ID

Validate address

Validates the specified address