first idea how to deal with receivers in a flexible way

Root.tscn

@@ -1,12 +1,16 @@
-[gd_scene load_steps=2 format=3 uid="uid://bj5ykdjle10tt"]
+[gd_scene load_steps=3 format=3 uid="uid://bj5ykdjle10tt"]
 
 [ext_resource type="Script" uid="uid://dmq3i7qmo1qe0" path="res://VRPN.gd" id="2_24d08"]
+[ext_resource type="Script" uid="uid://dpj1wrvfsiq4v" path="res://VRPN_Receiver.gd" id="2_170dk"]
 
 [node name="Node3D" type="Node3D"]
 
-[node name="VRPN" type="Node3D" parent="."]
+[node name="VRPN" type="Node3D" parent="." node_paths=PackedStringArray("tracker_receivers")]
 script = ExtResource("2_24d08")
+tracker_receivers = [NodePath("RB1")]
+vrpn_server = "212.201.64.122"
 
 [node name="RB1" type="Node3D" parent="VRPN"]
+script = ExtResource("2_170dk")
 
 [node name="RB2" type="Node3D" parent="VRPN"]

VRPN.gd

@@ -18,7 +18,7 @@ signal data(data:Array)
 signal disconnected
 signal error
 
-@export var tracker_targets : Dictionary[String,Node3D] = {}
+@export var tracker_receivers : Array[VRPN_Receiver] = []
 
 
 # Graphics Interaction Lab OptiTrack system @212.201.64.122
@@ -181,8 +181,15 @@ static func marshall_body(data : PackedByteArray,message_type : int, sender_id:
 			var quat_z = body.get_double()
 			var quat = Quaternion(quat_x,quat_y,quat_z,quat_w)
 			
+			for r in session.tracker_receivers:
+				r._on_pos_quat({
+					"tracker" : session.sensors[sender_id],
+					"sensor" : sensor_id,
+					"position" : pos,
+					"rotation" : quat
+				})
 
-			print("Sender:{0} Sensor:{1} Pos:{2} Quat:{3}".format([session.sensors[sender_id],sensor_id,pos,quat]))
+			#print("Sender:{0} Sensor:{1} Pos:{2} Quat:{3}".format([session.sensors[sender_id],sensor_id,pos,quat]))
 		_:
 			pass
 			#print("unhandled message type {0}".format([message_type]))

VRPN_Receiver.gd

@@ -0,0 +1,9 @@
+extends Node3D
+
+class_name VRPN_Receiver
+
+@export var sensor : String = "Tracker0"
+
+func _on_pos_quat(tracker_data : Dictionary):
+	print(tracker_data)
+ 

VRPN_Receiver.gd.uid

@@ -0,0 +1 @@
+uid://dpj1wrvfsiq4v