> ## Documentation Index > Fetch the complete documentation index at: https://skulabs.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Run - Shopify Returns Simulation > /run/shopify_returns_simulation ## OpenAPI ````yaml post /run/shopify_returns_simulation openapi: 3.0.3 info: title: SKULabs API description: >- Most API keys have "platformGeneric" and "platformApi" scopes included. Contact us to convert more routes from "platformUser" (only available to users) to "platformGeneric" (available to users and api keys) upon request. version: 4.5.0 servers: - url: https://api.skulabs.com - url: https://app.skulabs.com/s security: [] tags: - name: batch - name: customer description: Manage customers, tags, and notes - name: cycle_count - name: distributor - name: inventory description: Query and modify inventory levels across locations - name: inventory_table - name: item description: Manage items, barcodes, serial numbers, and tags - name: kit description: Manage kits and their component items - name: listing - name: location - name: oauth - name: order description: Manage orders, shipments, tags, and statuses - name: purchase_order description: Manage purchase orders and receiving - name: run - name: shipments - name: shipping - name: store - name: tag description: Create, update, and remove tags - name: transfer_order - name: warehouse description: Manage warehouses and view statistics - name: webhook description: Manage webhook handlers paths: /run/shopify_returns_simulation: post: tags: - run summary: Run - Shopify Returns Simulation description: /run/shopify_returns_simulation operationId: post_run_shopify_returns_simulation responses: '200': description: OK '400': description: >- Malformed request. Check that you have the correct parameters and that they are formatted correctly. content: application/json: schema: type: object properties: error: type: object properties: message: type: string description: Detailed error message code: type: string description: Machine-readable error code overview: type: string description: Short human-friendly description statusCode: type: number description: HTTP status code origin: type: string description: Error source skulabsTraceId: type: string description: Trace ID for support type: type: string enum: - error - notice - success description: Error severity for UI handling user_error: type: boolean description: Whether the error was caused by user input display: type: string enum: - notification - panel description: Suggested UI display mode for the error required: - message - statusCode required: - error '401': description: Unauthorized. Did you forget to include your API key? content: application/json: schema: type: object properties: error: type: object properties: message: type: string description: Detailed error message code: type: string description: Machine-readable error code overview: type: string description: Short human-friendly description statusCode: type: number description: HTTP status code origin: type: string description: Error source skulabsTraceId: type: string description: Trace ID for support type: type: string enum: - error - notice - success description: Error severity for UI handling user_error: type: boolean description: Whether the error was caused by user input display: type: string enum: - notification - panel description: Suggested UI display mode for the error required: - message - statusCode required: - error '403': description: Forbidden. Insufficient permissions. content: application/json: schema: type: object properties: error: type: object properties: message: type: string description: Detailed error message code: type: string description: Machine-readable error code overview: type: string description: Short human-friendly description statusCode: type: number description: HTTP status code origin: type: string description: Error source skulabsTraceId: type: string description: Trace ID for support type: type: string enum: - error - notice - success description: Error severity for UI handling user_error: type: boolean description: Whether the error was caused by user input display: type: string enum: - notification - panel description: Suggested UI display mode for the error required: - message - statusCode required: - error '429': description: Too many requests. Rate limit exceeded. content: application/json: schema: type: object properties: error: type: object properties: message: type: string description: Detailed error message code: type: string description: Machine-readable error code overview: type: string description: Short human-friendly description statusCode: type: number description: HTTP status code origin: type: string description: Error source skulabsTraceId: type: string description: Trace ID for support type: type: string enum: - error - notice - success description: Error severity for UI handling user_error: type: boolean description: Whether the error was caused by user input display: type: string enum: - notification - panel description: Suggested UI display mode for the error required: - message - statusCode required: - error '500': description: Internal server error. content: application/json: schema: type: object properties: error: type: object properties: message: type: string description: Detailed error message code: type: string description: Machine-readable error code overview: type: string description: Short human-friendly description statusCode: type: number description: HTTP status code origin: type: string description: Error source skulabsTraceId: type: string description: Trace ID for support type: type: string enum: - error - notice - success description: Error severity for UI handling user_error: type: boolean description: Whether the error was caused by user input display: type: string enum: - notification - panel description: Suggested UI display mode for the error required: - message - statusCode required: - error security: - SKULabsToken: [] servers: - url: https://api.skulabs.com components: securitySchemes: SKULabsToken: type: http scheme: bearer bearerFormat: JWT ````