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API call failed: [2026-08-23T15:44:42+0200] Error executing API call (422: Unprocessable Entity): The amount contains an invalid value. Documentation: https://docs.mollie.com/reference/handling-errors. Request body: {"amount":{"currency":"EUR","value":""},"description":"","redirectUrl":"https:\/\/betalen.fcdalfsen.nl\/\/return.php?omschrijving=&pid=1787492682","webhookUrl":"https:\/\/betalen.fcdalfsen.nl\/\/webhook.php","metadata":{"order_id":1787492682}}. Field: amount.value