Lookalike Audience Object

Each lookalike audience is represented by an object with 2 properties:

NameModifier and DefaultsTypeDescription
audience_idRequiredLongThe Custom Audience on which to base your new Lookalike Audience.

This Custom Audience may have been generated via Taboola Pixel - or from CRM data that you uploaded (in Backstage UI).
similarity_levelRequiredInteger

Possible values for CRM Audiences:

5
10
15
20
25

Possible values for Pixel Audiences:

5
The similarity level (as a %) for the Lookalike Audience - submitted as an Integer.

Pixel Lookalike Audiences support a single similarity level: 5%.

CRM Lookalike Audiences support a wider range of similarity levels: 5%, 10%, 15%, 20% or 25%.
{
   "rule_id": 5253453,
   "similarity_level": 15
}
{
   "rule_id": 444487,
   "similarity_level": 5
}

See Get Lookalike Audience Targeting.