| Name | Type | Description | Notes |
|---|---|---|---|
| accountId | String | Zernio social account ID on the target ad platform (the estimate runs against its platform). | |
| adAccountId | String | Required. The platform ad-account ID the reach call runs against (Meta act_..., LinkedIn numeric sponsoredAccount ID, Pinterest ad-account ID, X account ID) - every backing reach API is scoped to one ad account. Get it from GET /v1/ads/accounts. | |
| spec | TargetingSpec | The targeting spec to estimate. Same shape used by POST /v1/ads/create. | |
| optimizationGoal | String | Optional. The optimization goal the estimate should assume (platform's own vocabulary, e.g. Meta `REACH`, `LINK_CLICKS`, `OFFSITE_CONVERSIONS`). Some platforms vary the estimate by goal; omit to use the platform default. | [optional] |