[Home](./index.md) > [@firebase/firestore](./firestore.md) > [/](./firestore_.md) > [FirestoreDataConverter](./firestore_.firestoredataconverter.md) > [fromFirestore](./firestore_.firestoredataconverter.fromfirestore.md) ## FirestoreDataConverter.fromFirestore() method Called by the Firestore SDK to convert Firestore data into an object of type T. You can access your data by calling: `snapshot.data(options)`. Signature: ```typescript fromFirestore(snapshot: QueryDocumentSnapshot, options?: SnapshotOptions): T; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | snapshot | [QueryDocumentSnapshot](./firestore_.querydocumentsnapshot.md)<[DocumentData](./firestore_.documentdata.md)> | A QueryDocumentSnapshot containing your data and metadata. | | options | [SnapshotOptions](./firestore_.snapshotoptions.md) | The SnapshotOptions from the initial call to data(). | Returns: T