Get overall stats

{
  "type": "object",
  "additionalProperties": false,
  "properties": {
    "dateFrom": {
      "type": "string",
      "description": "Start date (YYYY-MM-DD)."
    },
    "dateTo": {
      "type": "string",
      "description": "End date (YYYY-MM-DD)."
    },
    "accountIds": {
      "type": "array",
      "description": "Limit to these LinkedIn account IDs. Empty means all accounts.",
      "items": {
        "type": "integer"
      }
    },
    "campaignIds": {
      "type": "array",
      "description": "Limit to these campaign IDs. Empty means all campaigns.",
      "items": {
        "type": "integer"
      }
    }
  }
}