export interface APIMessageRoleSubscriptionData
https://discord.com/developers/docs/resources/channel#role-subscription-data-object-role-subscription-data-object-structure
boolean is_renewal :
Whether this notification is for a renewal
Snowflake role_subscription_listing_id :
The id of the SKU and listing the user is subscribed to
string tier_name :
The name of the tier the user is subscribed to
number total_months_subscribed :
The number of months the user has been subscribed for