RichTextBankCardNumberinterfaceA text with a bank card number.Declarationinterface RichTextBankCardNumber Propertiesbank_card_numberproperty#bank_card_number: string;The bank card numbertextproperty#text: RichText;The texttypeproperty#type: 'bank_card_number';Type of the rich text, always "bank_card_number"