Creates up to 20 tiers.
The name for a tier and the amount of required points to qualify for a tier can only exist for a single tier.
Attempts to create a tier with a tierDefinition.name or requiredPoints that already exists returns an error.
To create a single tier, use Create Tier.
Note: A site must have a Plus plan (Wix Studio) or a Business plan (Wix Editor) to add tiers.
This method may require higher-level permissions than the caller has, based on their identity and roles and permissions. In these cases, you can ensure the method is called with the required level of authorization by using one of the following:
Tiers to create.
This method doesn't return any custom errors, but may return standard errors. Learn more about standard Wix errors.