You can do something like this
using HTTP
using JSON3
headers = ["apikey" => "c1a274360-9ebf-11eb-86374-ffd0a6421e7d"]
params = ["type" => "prematch"]
uri = "https://app.sportdataapi.com/api/v1/soccer/odds/120423"
res = HTTP.get(uri, query = params, headers = headers)
res = JSON3.read(res.body)
julia> res
JSON3.Object{Vector{UInt8}, Vector{UInt64}} with 2 entries:
:query => {…
:data => {…