PrototypeOpen Learning Feed is a concept in development. The sample API and validator work, but no school publishes a feed yet, and examples use a fictional school.
Open Learning Feed

schema:priceCurrency

schema.orgProperty

The currency of the price, or a price component when attached to PriceSpecification and its subtypes.

Defined by
schema.org, checked against release 30.1. Read it on schema.org
Status at schema.org
core
Used on in a feed
PriceSpecification
Expects
Text
How a feed uses it
Three-letter currency code

In the example feed

dataFeedElement[0].item.offers.priceSpecification[0].priceCurrencyFull feed
{
  "priceCurrency": "USD"
}

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