Send transactional email now

curl --request POST \
  --url http://localhost:8080/api/v1/client/send \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "contact_first_name": "<string>",
  "contact_last_name": "<string>",
  "from": {
    "email": "<string>",
    "name": "<string>"
  },
  "template_id": 123,
  "template_name": "<string>",
  "to": {
    "email": "<string>",
    "name": "<string>"
  },
  "vars": {}
}
'

{
  "data": {
    "browser_url": "<string>",
    "sent_email_id": "<string>",
    "status_text": "<string>",
    "status_updated_at": "<string>"
  },
  "errors": [
    {
      "condition": "format",
      "error": "Invalid email format",
      "key": "email"
    }
  ],
  "message": "Operation successful",
  "meta": {},
  "success": true
}