get https://api.voucherify.io/v1/promotions//stacks
This method enables you to list promotion stacks from a specified campaign.
Response schema
Returns a list if a valid promotion campaign identifier was provided in the path.
data An array of stack objects.
id An internal id corresponding to the stack id.
name Contains the name of the stack.
tiers An object containing the ids of the stacked promotion tiers.
Returns an error if an incorrect campaign id is provided.