curl --request POST \
  --url https://api.itellico.ai/v1/accounts/{account_id}/agents/validate-template \
  --header 'Content-Type: application/json' \
  --header 'X-API-Key: <api-key>' \
  --data '
{
  "template": "",
  "allowed_variables": [
    "<string>"
  ]
}
'

{
  "valid": true,
  "errors": [
    {
      "type": "<string>",
      "message": "<string>",
      "line": 123,
      "variable": "<string>"
    }
  ],
  "warnings": [
    {
      "type": "<string>",
      "message": "<string>",
      "line": 123,
      "variable": "<string>"
    }
  ],
  "variables": [
    "<string>"
  ],
  "unknown_variables": [
    "<string>"
  ]
}