curl --request GET \
  --url https://api.reply.io/v3/statistics/sequences/{sequenceId}/Call \
  --header 'X-API-Key: <api-key>'

{
  "totalCalls": 123,
  "completedCalls": 123,
  "missedCalls": 123,
  "averageCallDuration": 123,
  "callsByDay": [
    {
      "date": "2023-12-25",
      "count": 123
    }
  ],
  "callOutcomes": {
    "successful": 123,
    "noAnswer": 123,
    "busy": 123,
    "wrongNumber": 123
  }
}