Adding receipts (#20)

spec/fixtures/receipt_request.json

@@ -0,0 +1,53 @@
+{
+  "customer" : {
+    "full_name" : "Ivanov Ivan Ivanovich",
+    "email" : "email@email.ru",
+    "phone" : "79211234567",
+    "inn" : "6321341814"
+  },
+  "payment_id": "24b94598-000f-5000-9000-1b68e7b15f3f",
+  "type": "payment",
+  "send": "true",
+  "items": [
+    {
+      "description": "Наименование товара 1",
+      "quantity": 1.000,
+      "amount": {
+        "value": "14000.00",
+        "currency": "RUB"
+      },
+      "vat_code": "2",
+      "payment_mode": "full_payment",
+      "payment_subject": "commodity",
+      "country_of_origin_code": "CN"
+    },
+    {
+      "description": "Наименование товара 2",
+      "quantity": 1.000,
+      "amount": {
+        "value": "1000.00",
+        "currency": "RUB"
+      },
+      "vat_code": "2",
+      "payment_mode": "full_payment",
+      "payment_subject": "commodity",
+      "country_of_origin_code": "CN"
+    }
+  ],
+  "settlements": [
+    {
+      "type": "prepayment",
+      "amount": {
+        "value": "8000.00",
+        "currency": "RUB"
+      }
+    },
+    {
+      "type": "prepayment",
+      "amount": {
+        "value": "7000.00",
+        "currency": "RUB"
+      }
+    }
+  ]
+}