{
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  "title": "API Development Learning Map",
  "chapter": "api-gateways-and-contracts",
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    "diagramType": "architecture",
    "topologyNotes": [
      "source page render inspected",
      "extracted page text inspected",
      "source page render inspected",
      "preserve API development roadmap groups: fundamentals, request/response, styles, authentication, documentation, design features, performance, gateways, frameworks, and integration patterns",
      "omit product logos, source branding, and dense mind-map decoration"
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