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A postback (also known as a callback) is a server-to-server call made by the Appnext server to a publisher's server.This postback notifies the publisher of the conversion event, registered from their mobile assets.
As a publisher, you can now set up on your own postback URLs on Appnext platform by going to App-Installs Postbacks tab on advanced settings page.
You can choose to add any valid values you wish (except spaces that are not allowed and prohibited symbols).
It is recommended for your postback params to be Unique in order to properly track installs
Here you can see how to add Postback URL into your app settings in your Self Service account:
Add your Server base URL in the text field to continue setting your postback URL.
Add mandatory parameter in the text field:
1. Postback parameter - any custom parameter (&q=)
this is the placeholder for the postback parameters
Step 3 (optional):
You can add the following 3 optional parameters: The placeholders of the requested postback fields
2- Revenue - CPI rate attributed to the reported install
3- Package - App package (available for both Android and iOS)
4- Device ID
5- User IP
6- Placement ID
You will see in the preview box your postback URL with all the relevant parameters you just added (along with the relevant Appnext macros).
Before saving your postback URL, you will be able to send a test to your server by clicking on Test button.
Appnext will send postbacks from the following IP address: 184.108.40.206, 220.127.116.11 please make sure to white list it.
If your base URL is: “http://www.example.com” and the custom Postback parameter is “postback”, the preview box should display: “http://www.example.com?postback=$appnext_postbackparams$”
If the revenue parameter is also added, for example: “revenue”, the URL in the preview box will be:
Postback URL will be activated when saving.
If you want to stop receiving postbacks you can deactivate by clicking on disable button.
It is possible to set up a different postback URL, for every publisher app/website registered to the Appnext platform.
If you have any issue setting your postback URL, please contact Appnext support team, specifying your postback URL.