Optionaladcp_The AdCP major version the buyer's payloads conform to. Sellers validate against their supported major_versions and return VERSION_UNSUPPORTED if unsupported. When omitted, the seller assumes its highest supported version.
OptionalaccountHuman-readable name for the list
OptionaldescriptionDescription of the list's purpose
Optionalbase_Array of collection sources to evaluate. Each entry is a discriminated union: distribution_ids (platform-independent identifiers), publisher_collections (publisher_domain + collection_ids), or publisher_genres (publisher_domain + genres). If omitted, queries the agent's entire collection database.
OptionalfiltersOptionalbrandClient-generated unique key for this request. Prevents duplicate collection list creation on retries. MUST be unique per (seller, request) pair to prevent cross-seller correlation. Use a fresh UUID v4 for each request.
OptionalcontextOptionalext
Request parameters for creating a new collection list