# Service Name: [Service ID]

## 1. Overview
[A brief description of what this service does and its primary responsibility.]

## 2. Key Responsibilities
- [Responsibility 1]
- [Responsibility 2]
- [Responsibility 3]

## 3. Key Data Entities
[List major database tables or domain objects managed by this service.]
- **Entity A**: [Description]
- **Entity B**: [Description]

## 4. Dependencies
- **Upstream**: [Services that call this service]
- **Downstream**: [Services called by this service]
- **Middleware**: [e.g., MySQL, Redis, Kafka]

## 5. Critical Configurations
[Key environment variables or config items.]

## 6. Common Operations / Troubleshooting
[Service-specific health check URLs, log locations, etc.]