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  <xs:element id="prth_PaymentForDebtExtinguishmentOrDebtPrepaymentCostAdditionalPrincipal" abstract="false" name="PaymentForDebtExtinguishmentOrDebtPrepaymentCostAdditionalPrincipal" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_DueToACHPayeesMember" abstract="true" name="DueToACHPayeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_FinancingReceivableBeforeAllowanceForCreditLossToBeReceivedYearOne" abstract="false" name="FinancingReceivableBeforeAllowanceForCreditLossToBeReceivedYearOne" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_ShareExchangeStockConsiderationMember" abstract="true" name="ShareExchangeStockConsiderationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_DisposalGroupNotDiscontinuedOperationConsiderationBeforeWorkingCapitalAdjustmentPaidInCash" abstract="false" name="DisposalGroupNotDiscontinuedOperationConsiderationBeforeWorkingCapitalAdjustmentPaidInCash" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_ShareExchangeMember" abstract="true" name="ShareExchangeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="prth_CardSettlementsDueFromMerchantsMember" abstract="true" name="CardSettlementsDueFromMerchantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_DisposalGroupsNotDiscontinuedOperationsTableTextBlock" abstract="false" name="DisposalGroupsNotDiscontinuedOperationsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prth_AmortizationOfDebtDiscountPremiumAndDebtIssuanceCosts" abstract="false" name="AmortizationOfDebtDiscountPremiumAndDebtIssuanceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_ChiefExecutiveOfficerAndChairmanMember" abstract="true" name="ChiefExecutiveOfficerAndChairmanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="prth_NotesLoansAndFinancingReceivableNet" abstract="false" name="NotesLoansAndFinancingReceivableNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_DebtExtinguishmentAndModificationCostsNoncash" abstract="false" name="DebtExtinguishmentAndModificationCostsNoncash" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_NotesLoansAndFinancingReceivableGrossMaximumLoanCommitmentAvailableForFutureIssuanceNoncurrent" abstract="false" name="NotesLoansAndFinancingReceivableGrossMaximumLoanCommitmentAvailableForFutureIssuanceNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_ISOAndReferralPartnerRelationshipsMember" abstract="true" name="ISOAndReferralPartnerRelationshipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_AssetAcquisitionContingentConsiderationArrangementsPeriod" abstract="false" name="AssetAcquisitionContingentConsiderationArrangementsPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="prth_MIAcquisitionsPurchaseOptionsMember" abstract="true" name="MIAcquisitionsPurchaseOptionsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_PaymentForDebtExtinguishmentOrDebtPrepaymentCostPrincipalOnly" abstract="false" name="PaymentForDebtExtinguishmentOrDebtPrepaymentCostPrincipalOnly" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_ClassOfWarrantOrRightAggregatePurchasePrice" abstract="false" name="ClassOfWarrantOrRightAggregatePurchasePrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="prth_ProceedsFromIssuanceOfTemporaryEquity" abstract="false" name="ProceedsFromIssuanceOfTemporaryEquity" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_LineOfCreditFacilityPenaltyPercentageOnDefaultPrincipalPrepayments" abstract="false" name="LineOfCreditFacilityPenaltyPercentageOnDefaultPrincipalPrepayments" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
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  <xs:element id="prth_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipmentAndSoftware" abstract="false" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipmentAndSoftware" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_SaleOfStockAppreciatedValuePerShare" abstract="false" name="SaleOfStockAppreciatedValuePerShare" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="prth_IntangibleAssetsAcquiredByIssuingNonControllingInterestInSubsidiary" abstract="false" name="IntangibleAssetsAcquiredByIssuingNonControllingInterestInSubsidiary" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_LiabilityClassifiedRestrictedStockUnitsMember" abstract="true" name="LiabilityClassifiedRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodIntrinsicValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodIntrinsicValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_GainLossOnRestructuringAndModificationOfDebt" abstract="false" name="GainLossOnRestructuringAndModificationOfDebt" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_AccrualsForAssetAcquisitionContingentConsiderationNet" abstract="false" name="AccrualsForAssetAcquisitionContingentConsiderationNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_AssetAcquisitionPaymentForContingentConsiderationLiability" abstract="false" name="AssetAcquisitionPaymentForContingentConsiderationLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_IntegratedPartnersMember" abstract="true" name="IntegratedPartnersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_AssetAcquisitionAccumulatedCostsAndEstimatedRemainingConsideration" abstract="false" name="AssetAcquisitionAccumulatedCostsAndEstimatedRemainingConsideration" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" abstract="false" name="TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServiceHoursPerWeek" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServiceHoursPerWeek" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
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  <xs:element id="prth_DebtInstrumentPrepaidUnusedBorrowingCapacityFee" abstract="false" name="DebtInstrumentPrepaidUnusedBorrowingCapacityFee" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TradeNamesAndNonCompeteAgreementsMember" abstract="true" name="TradeNamesAndNonCompeteAgreementsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodPerformanceGoalsNotYetDetermined" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodPerformanceGoalsNotYetDetermined" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="prth_CardSettlementsDueFromProcessorsMember" abstract="true" name="CardSettlementsDueFromProcessorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_FinxeraMember" abstract="true" name="FinxeraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_EffectiveIncomeTaxRateReconciliationTransactionCostsAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationTransactionCostsAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_AssetAcquisitionSoftwareLicenseAgreement" abstract="false" name="AssetAcquisitionSoftwareLicenseAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_CHFinancialServicesMember" abstract="true" name="CHFinancialServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
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  <xs:element id="prth_TemporaryEquityAccretionOfDiscountAndIssuanceCost" abstract="false" name="TemporaryEquityAccretionOfDiscountAndIssuanceCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
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  <xs:element id="prth_PriorityHoldingsManagementIncentivePlanMember" abstract="true" name="PriorityHoldingsManagementIncentivePlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ResidualPortfolioRightsAcquiredMember" abstract="true" name="ResidualPortfolioRightsAcquiredMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ConsumerPaymentsMember" abstract="true" name="ConsumerPaymentsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_RestrictedStockUnitsRSUsServiceBasedMember" abstract="true" name="RestrictedStockUnitsRSUsServiceBasedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_CustomerAccountObligationsMember" abstract="true" name="CustomerAccountObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_RedeemableNoncontrollingInterestEquityPreferredAnnualPreferredYieldPercent" abstract="false" name="RedeemableNoncontrollingInterestEquityPreferredAnnualPreferredYieldPercent" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="prth_APICShareBasedPaymentArrangementIncreaseForCostRecognitionLiabilityClassifiedShareBasedCompensationConvertedToEquityClassified" abstract="false" name="APICShareBasedPaymentArrangementIncreaseForCostRecognitionLiabilityClassifiedShareBasedCompensationConvertedToEquityClassified" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_ReductionOfOperatingLeasesFutureMinimumPaymentsDue" abstract="false" name="ReductionOfOperatingLeasesFutureMinimumPaymentsDue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_PaymentsRefundsOfDebtIssuanceAndModificationCosts" abstract="false" name="PaymentsRefundsOfDebtIssuanceAndModificationCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_NumberOfNonControllingInterestSubsidiaries" abstract="false" name="NumberOfNonControllingInterestSubsidiaries" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="prth_ISOPartnerRelationshipsMember" abstract="true" name="ISOPartnerRelationshipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_SeniorTermLoanMaturingJanuary32023Member" abstract="true" name="SeniorTermLoanMaturingJanuary32023Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_TemporaryEquityCommittedFinancingPutRight" abstract="false" name="TemporaryEquityCommittedFinancingPutRight" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_ISODepositsAndLossReservesPolicyTextBlock" abstract="false" name="ISODepositsAndLossReservesPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="prth_DebtInstrumentUnusedBorrowingCapacityTickingFee" abstract="false" name="DebtInstrumentUnusedBorrowingCapacityTickingFee" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
