✉️Klaviyo

[Beta] Flow Webhook

Allows Klaviyo users to create multichannel flows with 1send.

Pre-Requisite: Email address is passed as "ref" parameter in subscription link

Setup Integration

Create your 1send campaign template

Go to https://app.1send.net/app/template. Create template like standard campaign broadcast. Copy the broadcastId to use in webhook body later

Create a Klaviyo Webhook

Log into Klaviyo and navigate the "Flow" creator. Create a webhook action.

Customize you Webhook

First, start by giving your webhook a name. This is for internal use only

Then, set up the destination URL by entering the URL of 1send's API endpoint:

https://be.1send.net/webhook-campaign

Next, under the header section, enter the Key / Value pair for your API key. The Key will always have the value x-token.

The 'Value' field should be your API key. If you don't have an API key, contact 1send.

Set up the Webhook JSON Body

Use the template format to copy into the JSON Body area.

{
    "testSend":true,
    "broadcastId": "b_8abeb6b0-e218-4e73-a062-878bd2fe5fc2",
    "onesendId": "{{person.onesendId}}",
    "message": "HELLO",
    "visualURL":"http://res.cloudinary.com/dx0yoyivx/image/upload/v1713422752/e4lvplq4byrrs6vfvbvk.gif"
}

Field	Definition
testSend	Use if you want to test the webhook. There are NO quotes. Remove for live version
broadcastId	ID of the template created on 1send
onesendId	ID of subscriber message will be sent to
message	Text message that will be sent to the subscriber
visualURL	Optional. URL of image to be sent. Overwrites uploaded image in the template. Including if no image was uploaded in template.

Send Test Message

Make sure you are subscribed to the page. Go into subscribers and look for yourself. Click in.

Get the ID from the URL. This is your onesendId. This ID is unique per user per FB page. Use this in your webhook body for testing. You can either hardcode it or save it as custom property.

Add this to your Klaviyo profile under custom properties

Include in the JSON body "testSend":true Remove this in the actual live version

Important: Do this every time before testing

From your FB user profile send a message to your FB page. Message content doesn’t matter.

• This is to comply to Meta’s 24 hour rule for Pages to send messages to users without using Marketing Messages

Limits

• Image max size 8GB

• Message max 250 characters