{
    "url": "https://leadthing.dev/api/freshmail",
    "method": "POST",
    "headers": {
        "apiKey": "Sign in to get your LEADTHING.DEV API key",
        "content-type": "application/json"
    },
    "body": {
        email: "john.smith@example.com",
        listHash: "the hash of your list",
        freshmailApiKey: "FRESHMAIL_API_KEY",
        freshmailApiSecret: "FRESHMAIL_API_SECRET",
        subscriptionMode: "DOUBLE_OPT_IN"
    }
}