public IEnumerable <NetworkNode> WelcomeNode([FromBody] NetworkNode receivedNode)
{
var nodesList = _networkManager.GetAllNetworkNodes();
//Add received node to my personal peer list
_networkManager.AddNode(receivedNode);
//Broadcast my new list to known nodes except the one that just called me
_networkManager.CallNetworkNodesUpdate();
//return my additional Info
return(nodesList);
}