curl --request POST \
  --url https://saas.pads365.com/rdx/nds.services.email/api/v1/mail/ensureSmtpConfiguration \
  --header 'Content-Type: application/json' \
  --data '
{
  "Context": {
    "CorrelationId": "<string>",
    "UserId": "<string>",
    "Pads4UserId": "<string>",
    "Domain": "<string>",
    "Claims": [
      {
        "Type": "<string>",
        "Value": "<string>"
      }
    ],
    "SecondaryIdentities": [
      "<string>"
    ],
    "ImpersonationId": "<string>"
  },
  "Host": "<string>",
  "Port": 123,
  "Ssl": true,
  "AuthRequired": true,
  "Username": "<string>",
  "InternalPassword": "<string>",
  "SenderAddress": "<string>",
  "Priority": 123,
  "Enabled": true,
  "Password": "<string>",
  "BCC": [
    "<string>"
  ]
}
'

{
  "Succeeded": true,
  "Message": "<string>",
  "Code": "<string>"
}