# Update a share group (add members and share)

**PUT /transact-workflow/v1/users/{userId}/ShareGroup/{shareGroupId}**

Replaces the share group definition, including its member list and the opportunities shared with the group.


## Servers
- Production API gateway: https://gateway.lwolf.com (Production API gateway)
- Environment-specific host (e.g. pre-production): https://api.pre.lwolf.com (Environment-specific host (e.g. pre-production))


## Authentication methods
- Bearer auth & Subscription key


## Parameters

### Path parameters

- **userId** (string(uuid))
  Unique identifier (GUID) of the acting user. All Transact Workflow resources are scoped to a user.

- **shareGroupId** (string(uuid))
  GUID of the share group.



### Body: application/json (object)

- **shareGroupId** (string(uuid))
  GUID of the share group.

- **name** (string)
  Display name of the share group.

- **opportunities** (array[object])
  Opportunities (transactions) shared with the group.

- **members** (array[object])
  Members of the share group and their permissions.



## Responses
### 200
Successful response

### 400
The request is malformed or contains invalid parameters.

#### Body: application/json (object)
- **error** (string)
  Error code or short error name.

- **message** (string)
  Human-readable error description.


### 401
The access token is missing, invalid, or expired.

#### Body: application/json (object)
- **error** (string)
  Error code or short error name.

- **message** (string)
  Human-readable error description.


### 403
The caller is not permitted to perform this operation.

#### Body: application/json (object)
- **error** (string)
  Error code or short error name.

- **message** (string)
  Human-readable error description.


### 404
The requested resource does not exist.

#### Body: application/json (object)
- **error** (string)
  Error code or short error name.

- **message** (string)
  Human-readable error description.



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