<p> Updates engine-specific attributes on a specified server. The server enters the <code>MODIFYING</code> state when this operation is in progress. Only one update can occur at a time. You can use this command to reset a Chef server's public key (<code>CHEF_PIVOTAL_KEY</code>) or a Puppet server's admin password (<code>PUPPET_ADMIN_PASSWORD</code>). </p> <p> This operation is asynchronous. </p> <p> This operation can only be called for servers in <code>HEALTHY</code> or <code>UNHEALTHY</code> states. Otherwise, an <code>InvalidStateException</code> is raised. A <code>ResourceNotFoundException</code> is thrown when the server does not exist. A <code>ValidationException</code> is raised when parameters of the request are not valid. </p>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}