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The NCCS build publishes _manifest.json beside the data with the vintage, build time, and the byte count, row count, and SHA-256 of each file. The byte counts are used to verify completed downloads.

Usage

bmf_manifest(
  url = .EFILE_BMF_MANIFEST_URL,
  timeout = 120,
  retry_max = 2L,
  verbose = TRUE
)

Arguments

url

Manifest URL.

timeout

Download timeout in seconds.

retry_max

Maximum attempts.

verbose

Print progress messages.

Value

A list parsed from the manifest, or NULL when it cannot be read (including when the suggested package jsonlite is absent).