{
  "server": {
    "url": "https://api.myapp.com/tool-endpoint",
    "method": "POST",
    "headers": {
      "Content-Type": "application/json",
      "X-Custom-Header": "value"
    },
    "timeout": 10
  }
}

{
  "server": {
    "url": "https://api.myapp.com/tool-endpoint",
    "server_credential_id": "cred-uuid-1111"
  }
}

{
  "async": true,
  "messages": [
    {
      "type": "request-start",
      "content": "One moment while I look that up..."
    }
  ]
}