utils, httr, jsonlite, dplyr, tibble, data.table
utils, crul (>= 0.3.8), jsonlite, dplyr, tibble, data.table
knitr, testthat, lubridate, ggplot2, scales, grid
roxygen2 (>= 6.0.1), knitr, testthat, lubridate, ggplot2,
scales, grid