public void setPrimaryAccountNumber(String primaryAccountNumber) {
        this.primaryAccountNumber = primaryAccountNumber;
    }
<p>
The Primary Account Number (PAN) of the cardholder. A PAN is a unique identifier for a payment credit or debit
card and associates the card to a specific account holder.
</p>

@param primaryAccountNumber
       The Primary Account Number (PAN) of the cardholder. A PAN is a unique identifier for a payment credit or
       debit card and associates the card to a specific account holder.
aws-java-sdk-paymentcryptographydata/src/main/java/com/amazonaws/services/paymentcryptographydata/model/SessionKeyEmv2000.java