# getUnconfirmedTransactionHashes

### Input

| Argument  | Mandatory | Description                                         | Format |
| --------- | --------- | --------------------------------------------------- | ------ |
| addresses | no        | List of addresses to query unconfirmed transactions | array  |

### Output

| Argument          | Description                                            | Format |
| ----------------- | ------------------------------------------------------ | ------ |
| transactionHashes | List of transaction hashes of unconfirmed transactions | array  |