[Klarna][Checkout v2] The documentation states that the «shipping_address.street_name» and «shipping_address.street_number» fields are read only, but really the API allows to pass them in

Extensions Klarna
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1

https://developers.klarna.com/en/se/kco-v2/checkout-api#address-object-properties

{
    <...>
    "purchase_country": "de",
    "purchase_currency": "eur",
    "locale": "de-de",
    <...>
    "shipping_address": {
        <...>
        "street_name": "Karl-Liebknecht-Strasse",
        "street_number": "3",
        <...>
    },
    <...>
}

They are then shown on the Klarna’s payment form.