3D Figurine Orthographic Views with Midjourney and GPT-4o-image API

What this workflow does? This workflow primarily uses the GPT-4o API from PiAPI and automatically creates front/side/top views of 3D models from commands. Who is this for？ 3D Designers： Quickly generate standardized orthographic views for design review E-commerce Operators： Create multi-angle product display images 3D Modeling Beginners： Instantly produce basic reference views Step-by-step Instruction Fill in X-API-Key of your PiAPI account and the image prompt based on your inspiration. Click Test workflow. Get the image url in the final node. OutPut

Help me set up the n8n workflow "3D Figurine Orthographic Views with Midjourney and GPT-4o-image API" (https://n8n.io/workflows/3628). It uses: HTTP Request, Code. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.