query ForaCariHesapQuery($filters: DocumentInput, $paymentDetailsFilteredWithChildrenFilters2: PaymentDetailFilterInput) {
  documentFilteredWithChildren(filters: $filters) {
    CustomerId
    Sum
  }
  paymentDetailsFilteredWithChildren(filters: $paymentDetailsFilteredWithChildrenFilters2) {
    CustomerId
    Sum
  }
}

{
  "filters": {
    "GroupBy": [
      "CustomerId"
    ],
    "Sum": [
      {
        "As": "GroupedGrandTotal",
        "Column": "GrandTotal"
      }
    ],
    "DocumentTypeIsInput": true
  },
  "paymentsFilters2": {
    "GroupBy": [
      "CustomerId"
    ],
    "Sum": [
      {
        "As": "GroupedGrandTotal",
        "Column": "GrandTotal"
      }
    ],
    "DocumentTypeIsInput": true
  },
  "paymentDetailsFilteredWithChildrenFilters2": {
    "Sum": [
      {
        "As": "GroupedGrandTotal",
        "Column": "Payment.GrandTotal"
      }
    ],
    "GroupBy": ["CustomerId"]
  }
}