{"skill":{"slug":"marketplace-fee-calculator","displayName":"Marketplace Fee Calculator","summary":"Calculate and compare total selling fees across major e-commerce marketplaces (Amazon, eBay, Etsy, Walmart, Shopify) including referral fees, fulfillment cos...","tags":{"latest":"1.1.0"},"stats":{"comments":0,"downloads":144,"installsAllTime":0,"installsCurrent":0,"stars":0,"versions":2},"createdAt":1778470306962,"updatedAt":1778515908942},"latestVersion":{"version":"1.1.0","createdAt":1778514184623,"changelog":"v1.1.0 — Comprehensive skill upgrade:\n• Expanded SKILL.md with 7-step workflow, Quick Reference table, 2 worked examples, 10 common mistakes\n• Added references/output-template.md — channel profitability comparison template\n• Added references/fee-rate-card.md — current fee schedules for all major marketplaces\n• Added references/optimization-strategies.md — tactics to reduce marketplace fees\n• Added assets/quality-checklist.md — 50-item fee calculation validation checklist across 9 categories\n• Grew from 2 files / ~3KB to 5 files / ~27KB","license":"MIT-0"},"metadata":null,"owner":{"handle":"leooooooow","userId":"s17974h9acjg4h7h5djv1hg51d83hcca","displayName":"LeroyCreates","image":"https://avatars.githubusercontent.com/u/130833525?v=4"},"moderation":null}