Test a message template

curl --request POST \
     --url https://api.campaign.episerver.net/rest/{clientId}/messagetemplates/{messageTemplateId}/test \
     --header 'accept: application/json' \
     --header 'content-type: application/x-www-form-urlencoded' \
     --data 'recipientIds=array' \
     --data 'recipientListId=integer<int64>'

var myHeaders = new Headers();
myHeaders.append("accept", "application/json");
myHeaders.append("content-type", "application/x-www-form-urlencoded");

var urlencoded = new URLSearchParams();
urlencoded.append("recipientIds", "array");
urlencoded.append("recipientListId", "integer<int64>");

var requestOptions = {
   method: 'POST',
   headers: myHeaders,
   body: urlencoded,
   redirect: 'follow'
};

fetch("https://api.campaign.episerver.net/rest/{clientId}/messagetemplates/{messageTemplateId}/test", requestOptions)
   .then(response => response.text())
   .then(result => console.log(result))
   .catch(error => console.log('error', error));

require "uri"
require "net/http"

url = URI("https://api.campaign.episerver.net/rest/{clientId}/messagetemplates/{messageTemplateId}/test")

https = Net::HTTP.new(url.host, url.port)
https.use_ssl = true

request = Net::HTTP::Post.new(url)
request["accept"] = "application/json"
request["content-type"] = "application/x-www-form-urlencoded"
request.body = "recipientIds=array&recipientListId=integer%3Cint64%3E"

response = https.request(request)
puts response.read_body

import requests

url = "https://api.campaign.episerver.net/rest/{clientId}/messagetemplates/{messageTemplateId}/test"

payload = 'recipientIds=array&recipientListId=integer%3Cint64%3E'
headers = {
   'accept': 'application/json',
   'content-type': 'application/x-www-form-urlencoded'
}

response = requests.request("POST", url, headers=headers, data=payload)

print(response.text)

// The message template was sent successfully.
{
  "mailingId": ""
}