API Endpoint Documentation

Create detailed documentation for this REST API endpoint:

Endpoint: POST /api/v1/users
Description: Creates a new user account with email verification

Request body:
{
    "email": "
[email protected]
",
    "password": "secretpass",
    "name": "John Doe",
    "preferences": {
        "language": "en",
        "notifications": true
    }
}

Response (success):
{
    "id": "user_123456",
    "email": "
[email protected]
",
    "name": "John Doe",
    "created_at": "2023-05-15T14:30:00Z",
    "verification_sent": true
}

Include:
1.
Endpoint overview and purpose
2.
Authentication requirements (API key, OAuth, etc.)
3.
Request format with all fields explained
4.
Response format with status codes
5.
Error responses with codes and messages
6.
Usage examples in JavaScript, Python, and cURL
7.
Rate limiting information
8.
Related endpoints
9.
Security considerations

Please provide a complete documentation section that follows REST API documentation best practices.