{
  "method": "get",
  "params": {
    "SelectionCriteria": {  / BidsSelectionCriteria /
      "KeywordIds": [(long), ... ],
      "AdGroupIds": [(long), ... ],
      "CampaignIds": [(long), ... ],
      "ServingStatuses": [( "ELIGIBLE" | "RARELY_SERVED" ), ... ]
    }, / required /
    "FieldNames": [( "KeywordId" | ... | "AuctionBids" ), ... ], / required /
    "Page": {  / LimitOffset /
      "Limit": (long),
      "Offset": (long)
    }
  }
}