Create a Self-Hosted Blockchain Payment Processor with x402 and 1Shot API

This workflow contains community nodes that are only compatible with the self-hosted version of n8n. Self-Hosted x402 Facilitator In the x402 payment protocol, a facilitator is a role which helps sellers settle stablecoin payments onchain without dealing with blockchain complexities. This workflow allows you to run your own fully-featured, specification-compliant facilitator in n8n. You might want to do this if you want to accept payments in tokens not supported by existing facilitators or as your own business! Details A facilitator supports three routes: /verify, /settle, and /supported. These routes are all created for you in this workflow with proper error handling and responses. A seller

Help me set up the n8n workflow "Create a Self-Hosted Blockchain Payment Processor with x402 and 1Shot API" (https://n8n.io/workflows/7364). It uses: Code. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.