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SessionKeyUnionPay

Source code in docs_src/capo_payment_cryptography_data/types/session_key_union_pay.py 
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class SessionKeyUnionPay(TypedDict, closed=True):
    primary_account_number: "capo_payment_cryptography_data.types.primary_account_number_type.PrimaryAccountNumberType"
    """<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>"""
    pan_sequence_number: (
        "capo_payment_cryptography_data.types.number_length_equals2.NumberLengthEquals2"
    )
    """<p>A number that identifies and differentiates payment cards with the same Primary Account Number (PAN). If not used, enter <code>00</code>.</p>"""
    application_transaction_counter: (
        "capo_payment_cryptography_data.types.hex_length_equals4.HexLengthEquals4"
    )
    """<p>The transaction counter that the terminal provides during transaction processing. This value is in hexadecimal format. For example, enter a decimal counter of 109 as <code>006D</code>.</p>"""

application_transaction_counter instance-attribute 

application_transaction_counter: HexLengthEquals4

The transaction counter that the terminal provides during transaction processing. This value is in hexadecimal format. For example, enter a decimal counter of 109 as 006D.

pan_sequence_number instance-attribute 

pan_sequence_number: NumberLengthEquals2

A number that identifies and differentiates payment cards with the same Primary Account Number (PAN). If not used, enter 00.

primary_account_number instance-attribute 

primary_account_number: PrimaryAccountNumberType

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.