API Integration Workflow Designer

Design an API integration workflow:

**Integration Goal:**
{{integration_purpose}}

**APIs to Connect:**
- Source API: {{source_api}}
- Destination API: {{destination_api}}

**Data Mapping:**
- Fields to sync: {{field_mapping}}
- Transformations: {{data_transformations}}

**Sync Requirements:**
- Frequency: {{sync_frequency}}
- Direction: {{sync_direction}}
- Conflict handling: {{conflict_resolution}}

Please provide:
1. API authentication setup for each service
2. Endpoint mapping and methods
3. Request/response data transformation
4. Error handling and retry logic
5. Rate limit management
6. Logging and monitoring setup
7. Testing approach