[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [IndexedDB](./puppeteer.protocol.indexeddb.md) > [DataEntry](./puppeteer.protocol.indexeddb.dataentry.md) > [primaryKey](./puppeteer.protocol.indexeddb.dataentry.primarykey.md) ## Protocol.IndexedDB.DataEntry.primaryKey property Primary key object. Signature: ```typescript primaryKey: Runtime.RemoteObject; ```