crul (>= 0.2.0), jsonlite (>= 1.2), data.table, tibble
crul (>= 0.4.0), jsonlite (>= 1.5), data.table, tibble
crul (>= 0.5.2), jsonlite (>= 1.5), data.table, tibble
crul (>= 0.5.2), jsonlite (>= 1.5), data.table, tibble,
httpcode (>= 0.2.0)