Some changes

overworld/map/TestMap.gd

@@ -1 +1,10 @@
 extends Node3D
+
+func _ready() -> void:
+  # Assign dialogue resources after the plugin has imported the .dialogue files.
+  # Once the DialogueManager plugin is enabled in the editor, you can assign
+  # dialogueResource directly in the Inspector instead.
+  var npc:Entity = $NotPlayer
+  if npc:
+    npc.dialogueResource = load("res://dialogue/npc/test.dialogue")
+    npc.dialogueTitle = "start"

overworld/map/TestMap.tscn

@@ -1,19 +1,12 @@
-[gd_scene load_steps=11 format=3 uid="uid://d0ywgijpuqy0r"]
+[gd_scene load_steps=9 format=3 uid="uid://d0ywgijpuqy0r"]
 
 [ext_resource type="Script" uid="uid://xe6pcuq741xi" path="res://overworld/map/TestMap.gd" id="1_6ms5s"]
 [ext_resource type="PackedScene" uid="uid://cluuhtfjeodwb" path="res://overworld/map/TestMapBase.tscn" id="1_ox0si"]
 [ext_resource type="PackedScene" uid="uid://by4a0r2hp0w6s" path="res://overworld/entity/Entity.tscn" id="2_jmygs"]
-[ext_resource type="Script" uid="uid://yn7kxdargafx" path="res://cutscene/conversation/ConversationResource.gd" id="3_p7git"]
 [ext_resource type="Script" uid="uid://38ya6vphm5bu" path="res://item/ItemResource.gd" id="4_xf0pb"]
 [ext_resource type="Script" uid="uid://b5c8g5frishjs" path="res://cutscene/cutscene/TestCutscene.gd" id="5_125nt"]
 [ext_resource type="Script" uid="uid://8tsov4ihmnxl" path="res://overworld/camera/OverworldCamera.gd" id="7_tr4a0"]
 
-[sub_resource type="Resource" id="Resource_xf0pb"]
-script = ExtResource("3_p7git")
-entity = NodePath(".")
-label = "Test"
-metadata/_custom_type_script = "uid://yn7kxdargafx"
-
 [sub_resource type="Resource" id="Resource_125nt"]
 script = ExtResource("4_xf0pb")
 item = 1
@@ -31,7 +24,6 @@ script = ExtResource("1_6ms5s")
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0.00883961, 1.11219, 0.0142021)
 entityId = "bcabec96-8d33-4c16-a997-3bb3b0562b33"
 interactType = 1
-conversation = Array[ExtResource("3_p7git")]([SubResource("Resource_xf0pb")])
 
 [node name="NotPlayer4" parent="." instance=ExtResource("2_jmygs")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 4.68074, 1.11219, 0.0142021)