# Postback Pixels

## Update Lead Postback Pixel

`POST https://api.leadspedia.com/core/v2/campaigns/updatePostbackURL.do`

### Parameters

- `campaignID` (integer, required)

- `postbackURL` (string, optional)


## Update Call Postback Pixel

`POST https://api.leadspedia.com/core/v2/campaigns/updateCallPostbackURL.do`

### Parameters

- `campaignID` (integer, required)

- `callPostbackURL` (string, optional)