For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
GuidesAPI Reference
GuidesAPI Reference
  • Network API
      • Address
      • Authorization
      • Category
      • Country
      • Currency
      • Grant
      • Idempotency_key
      • Metadata
      • Error
      • ErrorResponse
      • ValidateOrderAmountsParam
  • Customer Request API
  • Management API
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Network APISchemas

Category

Example
15432
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Response

categorystringRequiredformat: "[0-9]"=4 characters
The merchant category code associated with the entity. Values are from the [ISO-18245 specification](https://www.iso.org/standard/33365.html).