GET/campaigns/:campaignId

GET /campaigns/search_abc
X-API-Key: sk_live_...

{
  "id": "search_abc",
  "name": "Q3 outbound",
  "status": "CAMPAIGN_IN_PROGRESS",
  "totalLeads": 120,
  "assignedTemplateId": "tpl_...",
  "stats": {
    "connectionRequestsSent": 80,
    "connectionRequestsAccepted": 20,
    "acceptanceRate": 25.0,
    "messagesSent": 40,
    "repliesReceived": 8,
    "replyRate": 20.0
  }
}