Hello,
I assume you found out the solution due to the request date but anyway here is a sample REST call using the API 1.4 for Datawarehouse report queue.
https://api.omniture.com/admin/1.4/rest/?method=Report.Queue
{
"reportDescription":{
"reportSuiteID":"xxxxxx",
"dateFrom":"2017-01-01",
"dateTo":"2017-04-28",
"dateGranularity":"month",
"metrics":[
{
"id":"revenue"
}
],
"segments":[
{
"id":"s300002816_5adf9868de3c97316a2e8694"
}
],
"source":"warehouse",
"ftp":
{
"host":"sftp:xxxxxx.com",
"port":"22",
"directory":"xxxxxxx",
"username":"xxxxxxx",
"password":"",
"filename":"myReport.csv"
}
}
}