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LookalikeUserListInfo

AI-generated Key Takeaways

LookalikeUserlist is a list of users similar to a configurable seed set of UserLists.
Key fields for LookalikeUserlist include seed user list IDs, expansion level, and country codes.

LookalikeUserlist, composed of users similar to those of a configurable seed (set of UserLists)

Fields

Fields
`seed_user_list_ids[]`	`int64` Seed UserList ID from which this list is derived, provided by user.
`expansion_level`	`LookalikeExpansionLevel` Expansion level, reflecting the size of the lookalike audience
`country_codes[]`	`string` Countries targeted by the Lookalike. Two-letter country code as defined by ISO-3166

int64

Seed UserList ID from which this list is derived, provided by user.

Expansion level, reflecting the size of the lookalike audience

string

Countries targeted by the Lookalike. Two-letter country code as defined by ISO-3166

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Last updated 2025-08-07 UTC.