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GET
Get an account-wide time series for a single metric, bucketed by day or week. Useful for charting mail performance trends. Missing buckets are filled with zeroes so the series is continuous across the full range. Supported metrics:
  • sent — pieces mailed
  • delivered — pieces delivered
  • scans — QR/link scans (each point also includes secondary_value: total scans vs. unique properties)
  • open_rate — unique opens divided by pieces sent, as a percentage
string
default:"sent"
One of sent, delivered, scans, open_rate.
string
default:"day"
Bucket size: day or week.
integer
default:"30"
Number of days back from today when no date range is given (1–365).
string
Start of the date range (ISO). Overrides days when provided.
string
End of the date range (ISO, defaults to now).