Send PostHog person data to Mailjet

# Create a new destination
curl --location 'https://us.i.posthog.com/api/environments/:project_id/hog_functions' \
--header 'Content-Type: application/json' \
--header 'Authorization: Bearer <POSTHOG_PERSONAL_API_KEY>' \
--data '{
    "type": "destination",
    "name": "Mailjet",
    "inputs": {
        "api_key": {
            "value": ""
        },
        "secret_key": {
            "value": ""
        },
        "email": {
            "value": "{person.properties.email}"
        },
        "name": {
            "value": "{person.properties.first_name} {person.properties.last_name}"
        }
    },
    "enabled": true,
    "template_id": "template-mailjet-create-contact"
}'