export declare enum LaunchCampaignError {
    DEFAULT_CAMPAIGN_NOT_FOUND = 0,
    LABELED_CAMPAIGN_NOT_FOUND = 1,
    CAMPAIGN_DATA_NOT_FOUND = 2,
    PAYWALL_ALREADY_DISPLAYED = 3,
    SDK_NOT_INITIALIZED = 4,
    PAYWALL_COULD_NOT_DISPLAY = 5,
    URL_CAMPAIGN_NOT_FOUND = 6,
    PRODUCT_DATA_NOT_FOUND = 7,
    PRODUCT_GROUPS_NOT_FOUND = 8
}