Merge pull request #299971 from jojohpm/docs-editor/understand-usage-details-field-1747428263

Update understand-usage-details-fields.md

Author: prmerger-automator[bot]

articles/cost-management-billing/automate/understand-usage-details-fields.md

@@ -99,7 +99,7 @@ MPA accounts have all MCA terms, in addition to the MPA terms, as described in t
 | PublisherId | MCA | The ID of the publisher. It's only available after the invoice is generated. |
 | PublisherName | All | The name of the publisher. For first-party services, the value should be listed as `Microsoft` or `Microsoft Corporation`.  |
 | PublisherType | All |Supported values: **Microsoft**, **Azure**, **Marketplace**. For MCA accounts, the value can be `Microsoft` for first party charges and `Marketplace` for third party charges. For EA and pay-as-you-go accounts, the value is `Azure`. |
-| Quantity³ | All | The number of units used by the given product or service for a given day. |
+| Quantity³ | All |The number of units consumed by a product or service on a given day. For refund transactions in MCA accounts, the quantity reflects the number of units refunded. |
 | ResellerName | MPA | The name of the reseller associated with the subscription. |
 | ResellerMpnId | MPA | ID for the reseller associated with the subscription. |
 | ReservationId¹ | EA, MCA | Unique identifier for the purchased reservation instance. |