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  <xsd:element name="RegistrationDelayPaymentsInterestRate" id="xwel_RegistrationDelayPaymentsInterestRate" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RegistrationRightsAgreementPaymentInCashToHolderOfRegistrableSecuritiesAsPercentageOfPurchasePrice" id="xwel_RegistrationRightsAgreementPaymentInCashToHolderOfRegistrableSecuritiesAsPercentageOfPurchasePrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RegistrationRightsAgreementPaymentTiming" id="xwel_RegistrationRightsAgreementPaymentTiming" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="RegistrationRightsAgreementCurePeriod" id="xwel_RegistrationRightsAgreementCurePeriod" type="xbrli:durationItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" id="xwel_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ClassOfWarrantOrRightOutstandingWeightedAverageExercisePriceAbstract" id="xwel_ClassOfWarrantOrRightOutstandingWeightedAverageExercisePriceAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ClassOfWarrantOrRightOutstandingRollForward" id="xwel_ClassOfWarrantOrRightOutstandingRollForward" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ClassOfWarrantOrRightOutstandingExercisePriceAbstract" id="xwel_ClassOfWarrantOrRightOutstandingExercisePriceAbstract" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ClassOfWarrantOrRightGrantsInPeriod" id="xwel_ClassOfWarrantOrRightGrantsInPeriod" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="ClassOfWarrantOrRightOutstandingWeightedAverageExercisePrice" id="xwel_ClassOfWarrantOrRightOutstandingWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="ClassOfWarrantOrRightGrantsInPeriodWeightedAverageExercisePrice" id="xwel_ClassOfWarrantOrRightGrantsInPeriodWeightedAverageExercisePrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" id="xwel_TemporaryEquityStockIssuedDuringPeriodSharesNewIssues" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="SeriesGConvertiblePreferredStockOnConvertedBasisMember" id="xwel_SeriesGConvertiblePreferredStockOnConvertedBasisMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="LossOnIssuanceOfShares" id="xwel_LossOnIssuanceOfShares" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TemporaryEquityPolicyPolicyTextBlock" id="xwel_TemporaryEquityPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="WarrantsPolicyPolicyTextBlock" id="xwel_WarrantsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="DistinguishingLiabilitiesFromEquityPolicyPolicyTextBlock" id="xwel_DistinguishingLiabilitiesFromEquityPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TemporaryEquityStatedValuePerShare" id="xwel_TemporaryEquityStatedValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PreferredStockRedemptionNumberOfInstallments" id="xwel_PreferredStockRedemptionNumberOfInstallments" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PreferredStockRedemptionAmortizationPaymentsPercentage" id="xwel_PreferredStockRedemptionAmortizationPaymentsPercentage" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="PreferredStockRedemptionThresholdPercentageOfStockPriceTrigger" id="xwel_PreferredStockRedemptionThresholdPercentageOfStockPriceTrigger" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferredStockRedemptionStockPriceTriggerNumberOfLowestClosingPrices" id="xwel_PreferredStockRedemptionStockPriceTriggerNumberOfLowestClosingPrices" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferredStockRedemptionThresholdConsecutiveTradingDays" id="xwel_PreferredStockRedemptionThresholdConsecutiveTradingDays" type="xbrli:integerItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="UponOccurrenceAndDuringContinuanceOfTriggeringEventMember" id="xwel_UponOccurrenceAndDuringContinuanceOfTriggeringEventMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="PreferredStockVotesCalculationConversionPrice" id="xwel_PreferredStockVotesCalculationConversionPrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="MeasurementInputPenaltyDividendRateMember" id="xwel_MeasurementInputPenaltyDividendRateMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="AccrualOfConvertiblePreferredStockDividends" id="xwel_AccrualOfConvertiblePreferredStockDividends" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AccretionOfConvertiblePreferredStockToRedemptionValue" id="xwel_AccretionOfConvertiblePreferredStockToRedemptionValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TemporaryEquityParValuePerShare" id="xwel_TemporaryEquityParValuePerShare" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" />
  <xsd:element name="StockIssuanceCostsPercentageOfGrossProceedsFromPrivatePlacement" id="xwel_StockIssuanceCostsPercentageOfGrossProceedsFromPrivatePlacement" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TransactionCostFairValueAdjustmentOfWarrants" id="xwel_TransactionCostFairValueAdjustmentOfWarrants" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="PreferredStockRedemptionPricingAdjustmentFloorPrice" id="xwel_PreferredStockRedemptionPricingAdjustmentFloorPrice" type="dtr-types:perShareItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="PreferredStockRedemptionPricingAdjustmentPercentageOfMinimumPrice" id="xwel_PreferredStockRedemptionPricingAdjustmentPercentageOfMinimumPrice" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="MinimumUnrestrictedCashAndCashEquivalentsPercentageOfAggregateAmountPayablesAssociatedWithOutstandingPreferredStock" id="xwel_MinimumUnrestrictedCashAndCashEquivalentsPercentageOfAggregateAmountPayablesAssociatedWithOutstandingPreferredStock" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="WarrantsAndRightsOutstandingIntrinsicValue" id="xwel_WarrantsAndRightsOutstandingIntrinsicValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="OperatingLeaseRightOfUseAssetFairValueDisclosure" id="xwel_OperatingLeaseRightOfUseAssetFairValueDisclosure" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="debit" />
  <xsd:element name="InitialFairValueOfWarrantLiability" id="xwel_InitialFairValueOfWarrantLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="InitialFairValueOfDerivativeLiability" id="xwel_InitialFairValueOfDerivativeLiability" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="WarrantLiabilityAllocatedToDiscountOfPreferredStock" id="xwel_WarrantLiabilityAllocatedToDiscountOfPreferredStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="ThresholdPercentageOfTenderOrExchangeOfferOnOutstandingVotingPower" id="xwel_ThresholdPercentageOfTenderOrExchangeOfferOnOutstandingVotingPower" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LossUponIssuanceOfPreferredStock" id="xwel_LossUponIssuanceOfPreferredStock" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="GrossProceedsFromIssuanceOfPrivatePlacement" id="xwel_GrossProceedsFromIssuanceOfPrivatePlacement" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AdjustmentsToAdditionalPaidInCapitalDeemedDividend" id="xwel_AdjustmentsToAdditionalPaidInCapitalDeemedDividend" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AdjustmentsToAdditionalPaidInCapitalStockWarrantModification" id="xwel_AdjustmentsToAdditionalPaidInCapitalStockWarrantModification" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TemporaryEquityAccrualOfCarryingAmountAndDividendRedemption" id="xwel_TemporaryEquityAccrualOfCarryingAmountAndDividendRedemption" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="AccruedConvertiblePreferredPaymentsPayableCurrent" id="xwel_AccruedConvertiblePreferredPaymentsPayableCurrent" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="AccruedConvertiblePreferredStockRedemptionPayable" id="xwel_AccruedConvertiblePreferredStockRedemptionPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="IncreaseDecreaseInOperatingLeaseRightOfUseAsset" id="xwel_IncreaseDecreaseInOperatingLeaseRightOfUseAsset" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="XpresspaLasVegasAirportLeaseMember" id="xwel_XpresspaLasVegasAirportLeaseMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="true" />
  <xsd:element name="ModificationOfWarrantsPolicyPolicyTextBlock" id="xwel_ModificationOfWarrantsPolicyPolicyTextBlock" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="TemporaryEquityRedemptionStatedValue" id="xwel_TemporaryEquityRedemptionStatedValue" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TemporaryEquityRedemptionAccruedDividendsPayable" id="xwel_TemporaryEquityRedemptionAccruedDividendsPayable" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TemporaryEquityRedemptionPremium" id="xwel_TemporaryEquityRedemptionPremium" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="instant" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TemporaryEquityDividends" id="xwel_TemporaryEquityDividends" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TemporaryEquityDividendsAtStatedRate" id="xwel_TemporaryEquityDividendsAtStatedRate" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="TemporaryEquityDeemedDividends" id="xwel_TemporaryEquityDeemedDividends" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="debit" />
  <xsd:element name="ReclassificatinOfWarrantLiabilityUponWarrantModification" id="xwel_ReclassificatinOfWarrantLiabilityUponWarrantModification" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="TemporaryEquityAccrualOfPreferredStockAndDividendRedemptionShares" id="xwel_TemporaryEquityAccrualOfPreferredStockAndDividendRedemptionShares" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" />
  <xsd:element name="LeaseLiabilityRemeasurementDueToModification" id="xwel_LeaseLiabilityRemeasurementDueToModification" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
  <xsd:element name="SalesAndMarketingAgreementPayments" id="xwel_SalesAndMarketingAgreementPayments" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" nillable="true" xbrli:periodType="duration" abstract="false" xbrli:balance="credit" />
</xsd:schema>
