Unique ID for the transaction generated by the merchant. Each request requires a new externalId; reusing one is not allowed.

The cryptocurrency to be transferred by the payer.

Accepted: USDT, USDC, ETH, BTC, LTC, BCH.

The blockchain network required for stablecoin deposits (USDT or USDC).

For e.g, if USDT is specified in the currency field and TON here, it signifies USDT on TON USDT-TON.

Allowed networks for USDT: TRX, ETH, MATIC, TON, BNB.

Allowed networks for USDC: SOL, ETH, MATIC, TRX, BNB.

The fiat currency in which the merchant will be credited.

Accepted: USD, GBP, EUR.

• If targetCurrency is set, a crypto-fiat conversion occurs.
• If omitted, no conversion occurs, and the deposit is made in the cryptocurrency specified in the currency field.

The currency in which the payer's balance is displayed on the merchant platform.

Merchant webhook URL to receive payment notifications.

Payer's first name.

Payer's last name.

Note: For customers in countries where last names are not available, pass LNU (Last Name Unavailable) in this field.

Payer's date of birth (YYYY-MM-DD).

Payer's email address.

Street name of the payer's address.

Building number of the payer's address.

Town of the payer's address.

Postal code of the payer's address.

The country where the payer's resides (ISO-3166-1 alpha-2).

The type of identification used for the payer.

Payer's place of birth.

Required if identificationType is placeOfBirth.

Identification document number.

Required if identificationType is nationalRegistration.

Identification document.

Required if identificationType is nationalRegistration.

The country that issued the identification document (ISO-3166-1 alpha-2 code).

Required if identificationType is nationalRegistration.

The internal ID for the payer.

Required if identificationType is nationalRegistration

Indicates the type of payer. Can be naturalPerson or legalPerson.