Java go json cannot unmarshal array into field payload items type float64: Troubleshooting for Data import

Neighbor guide around active winner intent: Java go json cannot unmarshal array into field payload items type float64 for Data import. Checklist, runbook and validation steps for no-upload workflows. Updated 2026.

Neighbor execution checklist

  1. Reproduce the exact failure mode from source winner page.
  2. Apply runtime-specific handling for Java.
  3. Validate for Data import constraints and rollout path.
  4. Link decision into existing winner/comparison pages.

Validation tools

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