File get-download-url of Package davinci-resolve-updater

#!/bin/bash

# Get the downloadId
siteurl="https://www.blackmagicdesign.com/api/support/latest-stable-version/davinci-resolve/linux"
releaseinfo=$(curl -s "$siteurl")
downloadId=$(printf "%s" $releaseinfo | jq -r ".linux.downloadId")
siteUrl="https://www.blackmagicdesign.com/api/register/us/download/${downloadId}"

referId='dfd43085ef224766b06b579ce8a6d097'

userAgent="User-Agent: Mozilla/5.0 (X11; Linux x86_64) \
                        AppleWebKit/537.36 (KHTML, like Gecko) \
                        Chrome/77.0.3865.75 \
                        Safari/537.36"

reqJson="{ \
    \"firstname\": \"Regata OS\", \
    \"lastname\": \"Project\", \
    \"email\": \"regataosproject@gmail.com\", \
    \"phone\": \"202-555-0194\", \
    \"country\": \"us\", \
    \"street\": \"Bowery 146\", \
    \"state\": \"New York\", \
    \"city\": \"AUR\", \
    \"product\": \"DaVinci Resolve\" \
}"

reqJson="$(  printf '%s' "$reqJson"   | sed 's/[[:space:]]\+/ /g')"
userAgent="$(printf '%s' "$userAgent" | sed 's/[[:space:]]\+/ /g')"
userAgent_escaped="${userAgent// /\\ }"

srcUrl="$(curl \
            -s \
            -H 'Host: www.blackmagicdesign.com' \
            -H 'Accept: application/json, text/plain, */*' \
            -H 'Origin: https://www.blackmagicdesign.com' \
            -H "$userAgent" \
            -H 'Content-Type: application/json;charset=UTF-8' \
            -H "Referer: https://www.blackmagicdesign.com/support/download/${referId}/Linux" \
            -H 'Accept-Encoding: gzip, deflate, br' \
            -H 'Accept-Language: en-US,en;q=0.9' \
            -H 'Authority: www.blackmagicdesign.com' \
            -H 'Cookie: _ga=GA1.2.1849503966.1518103294; _gid=GA1.2.953840595.1518103294' \
            --data-ascii "$reqJson" \
            --compressed \
            "$siteUrl")"

echo ${srcUrl}