Here is a correct version response for WebSpellChecker Server 5.5.x.x on a Linux server:WebSpellChecker Server Version
{
"Copyright": "(c) 2000-2019 WebSpellChecker LLC",
"ProductWebsite": "webspellchecker.com",
"ProgramVersion": "5.5.4.2 x64 master:4fb43001 (1893) #41",
"PackageVersion": "5.5.4.2 master:58e1bc7 (639) #47"
}