Everything works well and good structure.

Sources/MusicBrainz/Models/Series.swift

@@ -0,0 +1,16 @@
+import Foundation
+
+public struct Series: MusicBrainzSearchable {
+	public static let entityType: MusicBrainzEntity = .series
+
+	public let id: String
+	public let name: String
+	public let type: String?
+	public let disambiguation: String?
+	public let relations: [Relation]?
+	public let score: Int?
+
+	enum CodingKeys: String, CodingKey {
+		case id, name, type, disambiguation, score, relations
+	}
+}