## network

- **Type:** string  
- **Enum:** required  
  Allowed:  
  - `mainnet`  
  - `testnet`

## signed_transaction

- **Type:** string  
- **Required:** The unsigned transaction, serialized with the signature.

## Responses:

### 201 Success

- **Object:**  
  - **data**  
    - **transaction_hash**: string  
      - Transaction hash

### 422 Invalid network

---

## Example Request

#### Shell

```shell
curl --request POST \
     --url https://api.figment.io/cosmos/broadcast \
     --header 'accept: application/json' \
     --header 'content-type: application/json' \
     --header 'x-api-key: your-api-key-here' \
     --data '  
{
  "network": "mainnet"
}
'  
```

## Example Response

```json
{
  "data": {
    "transaction_hash": "8d775ab05ff98fbdbfe78aef86c2684b3e744dcc4ed15de244c0a1789e587a7f"
  }
}
```