See also the
PaymentMethod response object.
The Grant API allows you to give another Braintree merchant controlled access to one of your customer's payment methods.
gateway = Braintree::Gateway.new( :access_token => access_token_for_recipient ) grant_result = gateway.payment_method.grant( "the_payment_method_token", :allow_vaulting => true, :include_billing_postal_code => true ) nonce_to_send_to_recipient = grant_result.payment_method_nonce.nonce # ...
Whether or not the receiving merchant may use the resulting nonce to store the payment method in their own Vault for future use.
If true, any payment methods or transactions created using the nonce will include the billing postal code from your Vault record.
A date/time after which the grant will automatically be revoked. The time must be at least 24 hours after the grant occurs and specified to the hour (minutes and seconds should both be 0). The date/time should be in ISO 8601 format. If you wish to revoke sooner or at a specific time, use