"payment": {
                "account_status": null,
                "additional_information": [
                    "Credit Card",
                    "M",
                    "M",
                    "I",
                    "FXZDM9",
                    "1000",
                    "Approved",
                    "xxxx-1111",
                    "Visa"
                ],
                "amount_authorized": 31.9,
                "amount_ordered": 31.9,
                "amount_paid": 31.9,
                "base_amount_authorized": 31.9,
                "base_amount_ordered": 31.9,
                "base_amount_paid": 31.9,
                "base_amount_paid_online": 31.9,
                "base_shipping_amount": 9.95,
                "base_shipping_captured": 9.95,
                "cc_exp_month": "12",
                "cc_exp_year": "2030",
                "cc_last4": "1111",
                "cc_trans_id": "m4ybzfr7",
                "cc_type": "VI",
                "entity_id": 70659,
                "last_trans_id": "m4ybzfr7",
                "method": "braintree",
                "parent_id": 80005,
                "shipping_amount": 9.95,
                "shipping_captured": 9.95,
                "extension_attributes": {
                    "vault_payment_token": {
                        "entity_id": 34386,
                        "customer_id": 76756,
                        "public_hash": "f0ad9e74cc52a78f499d318ee9e55fb479b0a757dbecb10849fbf960a5e84c5b",
                        "payment_method_code": "braintree",
                        "type": "card",
                        "created_at": "2017-11-15 13:20:54",
                        "expires_at": "2031-01-01 00:00:00",
                        "gateway_token": "7jfdwj",
                        "token_details": "{"type":"VI","maskedCC":"1111","expirationDate":"12\/2030"}",
                        "is_active": true,
                        "is_visible": false
                    }
                "custom_data": {
                        "key1" => "value1",
                         "key2" => "value2"
                  }
                }
            },

"custom_data": {
                        "key1" => "value1",
                         "key2" => "value2"
                  }