Set the Payment fields in the Sign Up form as required

add_filter('wcv_vendor_paypal_address', 'wcv_set_payment_field_required');

add_filter('wcv_vendor_paypal_venmo', 'wcv_set_payment_field_required');

add_filter('wcv_vendor_bank_account_name', 'wcv_set_payment_field_required');

add_filter('wcv_vendor_bank_account_number', 'wcv_set_payment_field_required');

add_filter('wcv_vendor_bank_name', 'wcv_set_payment_field_required');

add_filter('wcv_vendor_bank_routing_number', 'wcv_set_payment_field_required');

add_filter('wcv_vendor_bank_bic_swift', 'wcv_set_payment_field_required');

/**

 * Add required attribute to payment fields

 *

 * @param array $payment_field The input field to modify.

 *

 * @return array $payment_field The modified input field.

 */

function wcv_set_payment_field_required( $payment_field )

{

    $payment_field['custom_attributes'] = array( 'required' => true );

    return $payment_field;

}