Transform API Responses: Reshape JSON Before Storage
Transform API JSON responses: rename fields, flatten nesting, filter keys, and convert types before storing to a database or rendering in a UI.
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Tags: api, json, transformation
Transform API Responses: Reshape JSON Payloads Before Storing or Displaying API responses rarely arrive in exactly the shape your application needs. You get deeply nested objects when you need flat rows, camelCase when your database wants snakecase, arrays of objects when you need a lookup map, and verbose payloads when you're sending data to a mobile client with a 3G connection. This guide covers the practical patterns for reshaping JSON — both client-side and server-side — with working code you can adapt. --- The Transformation Decision: Client vs. Server The first decision is where to transform. There's no universal answer: Transform server-side (in a BFF or middleware) when: The payload is large and you want to reduce bandwidth Multiple clients need the same reshaped data The original…
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