In klarna api v4.1 the house number for an address should be a string, and it should be an empty string if the house number is embedded in the street address.
In klarna api v4.1 the house number for an address should be a string, and it should be an empty string if the house number is embedded in the street address.

tailic/klarna-ruby,tailic/klarna-ruby,Skalar/klarna-ruby