• Home
  • Definitions
  • API
  • About
    • Intended Audience
    • PIN Validation
    • Logging
    • Transaction Reversal
    • Error handling
    • Request ID
    • Date Format
  • Getting Started
    • Environments
    • API Endpoint Format
  • Certification and Going Live
  • Documentation
    • Authentication
    • Loading
    • Redeeming
      • Basket
        • Basket Scenario 1
        • Basket Scenario 2
        • Basket Scenario 3
        • Basket Scenario 4
    • Balance
    • Reversing
    • Card Actions
    • Understanding Responses
      • Response Codes
      • Common Causes for Non-Zero Response Codes
        • Card Locking
        • Limits
        • Expiry
        • MID Transaction Control
        • Card Range Management
        • Part-Payment/ Insufficient Funds
      • Response Code 20
    • Miscellaneous
      • Start Date
      • User Interface
      • Observations
      • Timeouts, Retries & Rate Limits
      • Card Types and Card Status

Request ID

A unique client-generated reference, For example use the date format DDMMYYYY-nnnnnn (where nnnnnn is a 6 digit unique reference identifier). Please do not use a GUID (global unique identifier 128-bit text string) as the unique identifier.

Valid characters for RequestId are as follows -:

0-9

a-z, A-Z

_ (underscore)

- (dash/minus)

. (dot)

/ (forward slash), \ (back slash)

: (colon)

~ (tilde)

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