{"activeVersionTag":"latest","latestAvailableVersionTag":"latest","collection":{"info":{"_postman_id":"967d10c6-827b-4e2d-81bd-2b884711aa49","name":"CAP Supplier Product Management API","description":"## Overview\n\nThis collection exercises a simple **SAP CAP OData v4** service for managing **Suppliers**, **Products**, and **ProductReviews**, plus the custom action **`submitReview`**.\n\n- **Auth:** none (local dev)\n    \n- **Base URL:** `{{baseUrl}}`\n    \n\n## Base URL & variables\n\nThis collection is fully parameterized.\n\n| Variable | Purpose | Example |\n| --- | --- | --- |\n| `baseUrl` | Service root | `http://localhost:4004/odata/v4/catalog` |\n| `supplierId` | Supplier entity key (UUID) | `00000000-0000-0000-0000-000000000001` |\n| `productId` | Product entity key (UUID) | `00000000-0000-0000-0000-000000000001` |\n| `reviewId` | ProductReview entity key (UUID) | `00000000-0000-0000-0000-000000000001` |\n\n> **OData key syntax (CAP):** entity-by-id requests use parentheses: \n  \n\n## CAP OData conventions used\n\n- **Entity sets** are accessed via plural names: `/Suppliers`, `/Products`, `/ProductReviews`.\n    \n- **Create** via `POST /`.\n    \n- **Partial update** via `PATCH /()`.\n    \n- **Delete** via `DELETE /()`.\n    \n- **Custom action** is invoked via `POST /submitReview`.\n    \n\n## Common error response format\n\nCAP OData errors (typical for `400/404/500`) follow this shape:\n\n``` json\n{\n  \"error\": {\n    \"code\": \"500\",\n    \"message\": \"Validation failed: Supplier name is required\",\n    \"@odata.type\": \"#Microsoft.AspNetCore.OData.Routing.BadRequestError\"\n  }\n}\n\n ```\n\n### Error types\n\n- **400 ValidationError:** `\"Validation failed: \"`\n    \n- **404 NotFoundError:** e.g. `\"Product with ID does not exist\"` / `\"Supplier with ID does not exist\"`\n    \n\n## Running the happy-path workflow\n\nRecommended order (matches how IDs are captured for later calls):\n\n1. Create Supplier → save `supplierId`\n    \n2. Create Product → save `productId`\n    \n3. Submit review → (if review ID is returned, save it; otherwise list reviews and pick one) → save `reviewId`\n    \n4. Update entities as needed\n    \n5. Delete review / product / supplier\n    \n\nEach request should have at least one saved **success example** after running the 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