Processes a batch of Customers.

Example request

[
  {
    "opCode": 1,
    "item": {
      "id": 10589,
      "ownerTypeId": 1,
      "code": "12345678",
      "accountName": "",
      "accountNumber": "12345678",
      "authCode": "VATEXCODE222",
      "contact": "John Smith",
      "eFTReference": "Reference",
      "email": "customer@email.com",
      "fax": "1234567890",
      "mobile": "1234567890",
      "name": "Customer Name 1",
      "ourCode": "OURCODE111",
      "phone": "1234596970",
      "vatReg": "VATCODE0001",
      "timestamp": "AZhF5vbv3gg=",
      "address": [
        "Address Line 1",
        "Address Line 2"
      ],
      "additionalEmails": [
        "email2@example.com",
        "email3@example.com"
      ],
      "bank": {
        "id": 1,
        "name": "bank Name",
        "branch": "Bank",
        "sortCode": "B01"
      },
      "vatAnalysisTypeId": 1,
      "vatType": 2,
      "businessIdentifierCode": "AIBI02",
      "internationalBankAccountNumber": "1233432532",
      "salesRepId": 1,
      "delivery": [
        "Delivery 1",
        "Delivery 2"
      ]
    }
  }
]