JSON is the format you get when you export from an API by hand, dump a payload from a webhook, or save a config file. The Use JSON file step pulls a JSON document into your Parabola flow and flattens it into a table you can transform like any other dataset.Documentation Index
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Use JSON file
The Use JSON file step pulls a dataset from a JSON file you upload. Once the data is in your flow, you can join, filter, and reshape it with the rest of Parabola’s transform steps.Configuration
Drag a file onto the canvas or clickClick to upload a file.


Helpful tips
- Files don’t auto-update. Parabola can’t pull updates from your computer automatically. To pull live JSON on each run, use the Pull from an API step or grab the file from cloud storage.
- Nested fields flatten by default. Deeply nested JSON gets flattened into columns with dot-notation names. If your downstream logic needs them clean, use a Select columns or Edit columns step to rename them.
- Storage and security. Uploaded files are stored in an Amazon S3 bucket. All connections use SSL and are encrypted.
Related steps
- Pull from an API — for live JSON from a remote endpoint
- Pull from webhook — to receive JSON pushed by another service
- Edit columns — to rename flattened nested fields
- Select columns — to drop fields you don’t need
- Custom transform — to reshape complex nested arrays