Field IDs

String identifiers used to configure individual fields in the payment form. Accepted by these options:

• hideFields
• requiredFields
• labels
• placeholders
• errorMessages
• defaultValues

Field ID restrictions

hideFields cannot hide number or expiration_date — these are required by card networks. defaultValues cannot pre-fill number, expiration_date, security_code, account_number, bank_code, institution_number, or transit_number due to PCI compliance.

Card Fields

• card_holder_name
• number — required, cannot be hidden or pre-filled
• expiration_date — required, cannot be hidden or pre-filled
• security_code — cannot be pre-filled; make optional with requireSecurityCode: false

Bank Fields

• account_holder_name
• account_number — cannot be pre-filled
• bank_code — cannot be pre-filled
• account_type

Address Fields

Only displayed when showAddress: true.

• address_line1
• address_line2
• address_city
• address_region
• address_postal_code
• address_country