Is mailchimp Transactional API supported?

[prabhoz]

getting following error
TypeError: adapter is not a function
at dispatchRequest (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:902:14)
at Axios.request (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:1258:19)
at Axios. [as post] (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:1282:21)
at Function.wrap2 [as post] (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:71:19)
at exports.post (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:1932:20)
at module.exports.send (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:1587:31)
at sendEmail (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:2025:66)
at Object.fetch (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:2029:5)
at facade_modules_fetch (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:2088:46)
at facade_invokeChain (file:///C:/Users/navbj/AppData/Local/Temp/tmp-22876-ocVLXth7zO1K/index.js:1996:10) {
stack: TypeError: adapter is not a function
at dispat…cal/Temp/tmp-22876-ocVLXth7zO1K/index.js:1996:10),
message: adapter is not a function
}