Function getVariationFromCampaignKey

getVariationFromCampaignKey(settings, campaignKey, variationId): VariationModel
Retrieves a variation by its ID within a specific campaign identified by its key.
Parameters
- settings: SettingsModel
  The settings model containing all campaigns.
- campaignKey: string
  The key of the campaign.
- variationId: number
  The ID of the variation to retrieve.
Returns VariationModel
The found variation model or null if not found.
- Defined in utils/CampaignUtil.ts:119