List features by productId, optionally filtered by key
API key authentication
The product ID to filter features by Unique identifier for a product
^prod_[a-zA-Z0-9]+$Optional feature key to filter by. If provided, returns only the feature matching both productId and key
^[a-z0-9]+(?:-[a-z0-9]+)*$Number of features to return.
1 <= x <= 100Number of features to skip.
x >= 0