# getDictionaryItemByIdentifier

Retrieves a dictionary item using a custom `ParamDictionaryIdentifier`, enabling lookups by contract name, account, or URef.

## Import

```ts
import { RpcClient, HttpHandler, ParamDictionaryIdentifier } from 'casper-js-sdk';
```

## Usage

```ts
const identifier = new ParamDictionaryIdentifier(
  undefined,
  undefined,
  new ParamDictionaryIdentifierURef(itemKey, dictionaryURef)
);

const result = await rpcClient.getDictionaryItemByIdentifier(
  null,
  identifier
);

console.log(result.storedValue);
```

Pass `null` for `stateRootHash` to use the latest state automatically.

## Parameters

### stateRootHash

- **Type:** `string | null`

State root hash as a hex string, or `null` to use the latest state root hash.

### identifier

- **Type:** `ParamDictionaryIdentifier`

Dictionary lookup strategy. Supports lookups by:
- Account named key
- Contract named key
- URef

## Return Value

`Promise<StateGetDictionaryResult>`

```ts
interface StateGetDictionaryResult {
  dictionaryKey: string;
  storedValue: StoredValue;
}
```

## Related

- [`getDictionaryItem`](/actions/state/getDictionaryItem)
- [`queryLatestGlobalState`](/actions/state/queryLatestGlobalState)