{"type": "article", "title": "I Built a Pay-Per-Call Crypto Signal API with x402 — Heres the Architecture", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/i-built-a-pay-per-call-crypto-signal-api-with-x402-heres-the-architecture", "original_source": "https://dev.to/kirothebot/i-built-a-pay-per-call-crypto-signal-api-with-x402-heres-the-architecture-1eac", "published": "2026-05-22T14:13:13+00:00", "accessed": "2026-07-07", "id": "i-built-a-pay-per-call-crypto-signal-api-with-x402-heres-the-architecture"}