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Reference

Upload and DateTime Modes

Choose staged, managed, or direct upload strategy and datetime serialization mode.

Upload mode

  • staged (default): stage files first, then submit upload tokens
  • managed: send multipart payload directly at submit time
  • direct: send JSON file references

Per-call override:

await submitter.submit({ mode: 'managed' })

DateTime mode

  • offset: keep local timezone offset
  • utc: convert to UTC ISO