| Time | Status | User Agent |  |
| :-- | :-- | :-- | :-- |
| Make a request to see history. |

#### URL Expired

The URL for this request expired after 30 days.

**Optional metadata when starting an operation.**

- **OperationID**  
  `string`  
  Unique operation identifier.

- **InitiatorID**  
  `string`  
  Initiator identifier.

- **Group**  
  `string`  
  required  
  `^\w+( \w+)*$`  
  Existing group name (alphanumeric and spaces).

- **AddUsers**  
  `array of strings`
  AddUsers  
  `ADD string`

- **RemoveUsers**  
  `array of strings`
  RemoveUsers  
  `ADD string`

# `` 200      Operation started

# `` 400      Invalid input, validation error, or malformed request

# `` 500      Internal server error. May include an `errorCode` (M-prefixed) and `data` from the MPA error code system. See `cwpapi/errors.go` for codes.

**Base URL**  
https://api.your-wallet.blockdaemon-wallet.com/api/cwp/operations/start/updateGroup

```
xxxxxxxxxx

curl --request POST \

--url https://api.your-wallet.blockdaemon-wallet.com/api/cwp/operations/start/updateGroup \

--header 'accept: application/json' \

--header 'content-type: application/json'
```

**application/json**

``200``400``500