Contact.json

{
    "records": [
        {
            "attributes": {
                "type": "Contact",
                "referenceId": "ContactRef1"
            },
            "FirstName": "Johnny",
            "LastName": "Utah",
            "MailingStreet": "257 Oxford St Bondi Junction",
            "MailingCity": "Sydney",
            "MailingState":"NSW",
            "MailingCountry":"Australia",
            "Droneport__c": "false"
        },
        {
            "attributes": {
                "type": "Contact",
                "referenceId": "ContactRef2"
            },
            "FirstName": "Bhodi",
            "LastName": "Satva",
            "MailingStreet": "100 Bondi Road, Bondi",
            "MailingCity": "Sydney",
            "MailingState":"NSW",
            "MailingCountry":"Australia",
            "Droneport__c":"false"
        },
        {
            "attributes": {
                "type": "Contact",
                "referenceId": "ContactRef3"
            },
            "FirstName": "",
            "LastName": "Salesforce Droneport",
            "MailingStreet": "201 Sussex St",
            "MailingCity": "Sydney",
            "MailingState":"NSW",
            "MailingCountry":"Australia",
            "Droneport__c": "true"
        }
    ]
}