# Get a user

Retrieves full user profiles by their IDs, including auth provider data.

Request:
userIds   - List of user IDs to retrieve.

Response:
users      - List of User objects including email, name, role, group memberships,
last login time, profile picture URL, and enabled/invited status.

Endpoint: POST /api/v1/user/retrieve-user
Version: 3.0
Security: bearerAuth

## Request fields (application/json):

  - `userIds` (array)

## Response 200 fields (application/json):

  - `users` (array)

  - `users.id` (string)
    Rule data fields

  - `users.email` (string)
    Rule data fields

  - `users.firstName` (string)
    Rule data fields

  - `users.lastName` (string)
    Rule data fields

  - `users.department` (string)
    Rule data fields

  - `users.roleId` (string)
    Rule data fields

  - `users.isAdmin` (boolean)

  - `users.groupIds` (array)

  - `users.lastLogin` (object)

  - `users.lastLogin.seconds` (integer)

  - `users.lastLogin.nanos` (integer)

  - `users.profilePictureUrl` (string)
    Rule data fields

  - `users.isEnabled` (boolean)

  - `users.username` (string)
    Rule data fields

  - `users.isInvited` (boolean)

## Response 400 fields (application/json):

  - `message` (string)

## Response 401 fields (application/json):

  - `message` (string)

## Response 403 fields (application/json):

  - `message` (string)

## Response 404 fields (application/json):

  - `message` (string)

## Response 409 fields (application/json):

  - `message` (string)

## Response 429 fields (application/json):

  - `message` (string)

## Response 499 fields (application/json):

  - `message` (string)

## Response 500 fields (application/json):

  - `message` (string)

## Response 501 fields (application/json):

  - `message` (string)

## Response 503 fields (application/json):

  - `message` (string)

## Response 504 fields (application/json):

  - `message` (string)