Update customers

curl --location --request POST 'https://api-35.elogii.com/customers/updateMany' \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "items": [
        {
            "_id": "685b4891501d0756a91c94cb",
            "contactName": "Janet Miles",
            "contactPhone": "071234567",
            "contactEmail": "jane@mintmillers.com",
            "locations": [
                {
                    "externalId": "Main HQ",
                    "reference": "",
                    "name": "Mint Millers HQ",
                    "address": "Berking Ave, Leeds LS9, UK",
                    "addressLine2": "",
                    "postCode": "LS9",
                    "city": "Leeds",
                    "country": "United Kingdom",
                    "what3words": "",
                    "coordinates": [
                        -1.5179105,
                        53.79757069999999
                    ],
                    "contactName": "support",
                    "contactPhone": "01156898",
                    "contactEmail": "support@mintmillers.com",
                    "instructions": "Call before arrival",
                    "schedule": {
                        "Tue": {
                            "timeWindows": [
                                {
                                    "start": 420,
                                    "end": 600
                                }
                            ]
                        }
                    },
                    "setupDuration": 0,
                    "serviceDuration": 0
                }
            ],
            "tags": [
                "pharma"
            ]
        },
        {
            "_id": "67858863ad2b0de4ba66e250",
            "contactName": "Lindsey S",
            "contactPhone": "071234567",
            "contactEmail": "lindsers@gmail.com",
            "locations": [
                {
                    "uid": "CL-PWZNXZCP",
                    "reference": "LI118",
                    "address": "The Tye, Lindsey, Ipswich IP7 6PP, UK",
                    "postCode": "IP7 6PP",
                    "city": "Lindsey",
                    "country": "United Kingdom",
                    "coordinates": [
                        0.8918398999999999,
                        52.07447029999999
                    ],
                    "schedule": null
                }
            ],
            "externalId": "Lindsey Salon",
            "userInfo": {
                "_id": "68236609829341b11c35723a",
                "email": "lindseys@gmail.com@gmail.com",
                "firstName": "Lindsey",
                "lastName": "S"
            }
        }
    ]
}'