Change orderLineCategories in the methods binder to an array.
Change orderLineCategories in the methods binder to an array.

The Mollie API expects a comma-separated list (see https://docs.mollie.com/reference/v2/methods-api/list-methods#parameters). However, an array of strings is the more JavaScript-native type for this, and the NetworkClient will join it anyway.

mollie/mollie-api-node,mollie/mollie-api-node,mollie/mollie-api-node