Automate Pricefx Price List Creation

I need a lightweight script or micro-service that talks to our Pricefx tenant and automatically creates new price lists populated with product prices pulled from our existing data sources. No continuous authentication loop is required—think one-time OAuth or API token at run time, then clean exit... (Budget: $30 - $250 USD, Jobs: API, Automation, Data Analysis, Data Integration, Documentation, Microservices, OAuth, Scripting, Software Development, Software Engineering)