```r title="R" library(kreuzberg) library(httr2) response <- request("http://localhost:8000/extract") |> req_method("POST") |> req_multipart_part( name = "files", path = "document.pdf", type = "application/pdf" ) |> req_perform() data <- resp_body_json(response) cat(jsonlite::toJSON(data, auto_unbox = TRUE, pretty = TRUE)) ```