$ npm install --global postmark-log

Usage: bin/postmark-log --server-key|-k <key> [--days|-d <number>]

Options:
  --help            Show help                                          [boolean]
  --version         Show version number                                [boolean]
  --server-key, -k  Postmark API server key                  [string] [required]
  --days, -d        Number of days in the past we will log         [default: 10]