1. Digital Wallets
Merchant Warrior API 2.0
  • API
    • Getting Started
    • Guides
      • Xero Connection
      • Xero Custom URL
      • wooCommerce PayID
      • Middleware
      • Hostaway
    • Direct API
      • getAccessToken
      • processCard
      • processAuth
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      • processBatch
      • retrieveBatch (CSV)
      • retrieveBatch (JSON Response)
      • retrieveBatch (JSON Notify)
      • refundCard
      • queryCard
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      • queryBlacklistedCard
      • simulateNotify
      • getSurcharge
    • 3DS 2.0
      • Introduction
      • 3DS 2 Authentication Flows
      • Step 3 - 3DS Method Data
      • Step 5 - Challenge
      • Step 1 - getAccessToken
      • Step 2 - checkEnrollment
      • Step 4 - checkTDSAuth
      • Step 6 - checkPARes
      • Step 7 - processCard
      • Authorization Only processCard
    • PayLink
      • Introduction
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    • PayID
      • Introduction
      • Create
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    • PayTo
      • Introduction
      • Simulator
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        • Amend Agreement Status
        • Recall Agreement Action
      • Payments
        • Payments
        • Notifications
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        • Get Payment Status
        • Search Payments
    • Confirmation of Payee
      • Introduction
      • Sandbox Simulations
      • Validate
    • POS
      • Introduction
      • processPOS
      • refundPOS
      • voidPOS
      • deregisterPOS
    • Web SDK
      • Introduction
      • Usage
      • getAccessToken
      • Options
      • Initiate
      • Payframe Functionality
      • Middleware
      • addCard
    • Payframe
      • Introduction
      • Usage
      • Constructor
      • tdsCheck
      • Additional Functions
      • Styling
      • processCard
      • processAuth
    • Digital Wallets
      • Apple Pay Prerequisites
      • Google Pay Prerequisites
      • Web SDK
      • Manual Integration
      • processCard
        POST
      • addCard
        POST
      • getMerchantSession
        POST
      • decryptApplePayToken
        POST
    • Token Payments
      • Introduction
      • Key Management
      • addCard
      • removeCard
      • cardInfo
      • changeExpiry
      • processCard
      • processAuth
    • Batch
      • Introduction
      • Card Batches
      • Token Batches
      • Direct Debit Batches
    • Forter
      • Introduction
      • Testing
    • Payouts
      • Introduction
      • Sandbox Simulations
      • Notifications
      • Create Payouts
      • Get Payout Status
      • Resend Notifications
      • Get Payout Transaction Status
      • Get Payout Transaction Notify
    • Partner API
      • Introduction
      • addMerchant
      • updateMerchant
      • checkMerchant
    • Notifications
      • Notifications
  • Hosted Payment Page
    • processCard
  1. Digital Wallets

Google Pay Prerequisites

Before implementing Google Pay™ on the web, several prerequisites must be met.
You will need to obtain a Merchant Warrior Merchant UUID, API Key and API passphrase. These details will be issued to you when you create your MW account.
You will require a Merchant ID from Google. This can be obtained by creating an account via the Google Pay Business Console.
You should provide your Google Pay Merchant ID to Merchant Warrior to save against your account.
When you are ready to progress your web application to Production you are required by Google to Request Production Access.
All pages that will display the Google Pay button must be deployed over HTTPS.
Comply with the Google Pay API Terms of Service, Google Pay APIs Acceptable Use Policy, and Google's Brand Guidelines.
Modified at 2026-07-16 13:35:45
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