@type t() :: %Notifique.OpenApi.Model.NtfContactCampaignStats{
  campaign: Notifique.OpenApi.Model.NtfContactCampaignStatsCampaign.t() | nil,
  clicks: integer() | nil,
  cost: Notifique.OpenApi.Model.NtfContactCampaignStatsCost.t() | nil,
  funnel: Notifique.OpenApi.Model.NtfContactCampaignStatsFunnel.t() | nil,
  rates: Notifique.OpenApi.Model.NtfContactCampaignStatsRates.t() | nil,
  run: Notifique.OpenApi.Model.NtfContactCampaignStatsRun.t() | nil,
  timeline:
    [Notifique.OpenApi.Model.NtfContactCampaignStatsTimelineInner.t()] | nil,
  topErrors:
    [Notifique.OpenApi.Model.NtfContactCampaignStatsTopErrorsInner.t()] | nil,
  totals: Notifique.OpenApi.Model.NtfContactCampaignFunnelCounts.t() | nil
}