Comma-separated list of metadata fields used to create a *pas* object
Source:R/PurpleAir_API.R
PurpleAir_PAS_METADATA_FIELDS.RdCharacter string with PurpleAir field names used in `pas_downloadParseRawData()`. These fields exclude all measurements but retain many fields needed when creating a *pat* object with `pat_create()`.
Included fields:
[1] "name" "model" "hardware"
[4] "location_type" "private" "latitude"
[7] "longitude" "altitude" "position_rating"
[10] "firmware_version" "firmware_upgrade" "uptime"
[13] "last_seen" "last_modified" "date_created"