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  <xs:element id="prth_AdditionalPaidInCapitalIncreaseForReclassificationOfDeficit" abstract="false" name="AdditionalPaidInCapitalIncreaseForReclassificationOfDeficit" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_FinancingReceivableAfterAllowanceForCreditLossMaturityYearThree" abstract="false" name="FinancingReceivableAfterAllowanceForCreditLossMaturityYearThree" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_TemporaryEquityAccumulatedUnpaidDividends" abstract="false" name="TemporaryEquityAccumulatedUnpaidDividends" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_OptionsAndWarrantsMember" abstract="true" name="OptionsAndWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_DepositsAgencyOwnedAccounts" abstract="false" name="DepositsAgencyOwnedAccounts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_DebtInstrumentCovenantMaximumNetLeverageRatioPeriodThree" abstract="false" name="DebtInstrumentCovenantMaximumNetLeverageRatioPeriodThree" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="prth_CapitalWorkInProgressMember" abstract="true" name="CapitalWorkInProgressMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_TemporaryEquityDividendPaymentRateVariable" abstract="false" name="TemporaryEquityDividendPaymentRateVariable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="prth_BusinessCombinationConsiderationTransferredNetOfCashAndRestrictedCashAcquired" abstract="false" name="BusinessCombinationConsiderationTransferredNetOfCashAndRestrictedCashAcquired" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_SecuredOvernightFinancingRateSOFRMember" abstract="true" name="SecuredOvernightFinancingRateSOFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_EquityIncentiveUnitsMember" abstract="true" name="EquityIncentiveUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_ShareExchangeMember" abstract="true" name="ShareExchangeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_DividendsTemporaryEquityDeclared" abstract="false" name="DividendsTemporaryEquityDeclared" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_VendorServicesMember" abstract="true" name="VendorServicesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_ReferralPartnerRelationshipsMember" abstract="true" name="ReferralPartnerRelationshipsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_CardSettlementsDueFromMerchantsMember" abstract="true" name="CardSettlementsDueFromMerchantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_AdjustmentsToAdditionalPaidInCapitalAccretionOfTemporaryEquityDiscount" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalAccretionOfTemporaryEquityDiscount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_EnterprisePaymentsSegmentMember" abstract="true" name="EnterprisePaymentsSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_TemporaryEquityUnamortizedDiscountsAndIssuanceCosts" abstract="false" name="TemporaryEquityUnamortizedDiscountsAndIssuanceCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_SubscriberAccountObligationsMember" abstract="true" name="SubscriberAccountObligationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="prth_SettlementAssetsAllowance" abstract="false" name="SettlementAssetsAllowance" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="prth_OtherSettlementAssetsMember" abstract="true" name="OtherSettlementAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="prth_FinancingReceivableAfterAllowanceForCreditLossMaturityYearFour" abstract="false" name="FinancingReceivableAfterAllowanceForCreditLossMaturityYearFour" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
