# PurchaseData.AcknowledgeState ``` public static @interface PurchaseData.AcknowledgeState com.gaa.sdk.iap.PurchaseData.AcknowledgeState 구매확인에 대한 상태값 Constants UNSPECIFIED_STATE int UNSPECIFIED_STATE 명시되지 않은 상태값 Constant Value: -1 NOT_ACKNOWLEDGED int NOT_ACKNOWLEDGED 구매확인 되지 않음 Constant Value: 0 ACKNOWLEDGED int ACKNOWLEDGED 구매확인 됨 Constant Value: 1 ``` --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://onestore-dev.gitbook.io/dev/tools/billing/old-version/v19/undefined-3/annotations/purchasedata.acknowledgestate.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.