Implemented functionality to upload song

Models/Song.cs

@@ -20,7 +20,5 @@ namespace Icarus.Models
 		public string Genre { get; set; }
 		[JsonProperty("duration")]
 		public int Duration { get; set; }
-		[JsonProperty("song_data")]
-		public byte[] SongFile { get; set; }
 	}
 }

Models/SongData.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Text;
+
+namespace Icarus.Models
+{
+	public class SongData
+	{
+		public int Id { get; set; }
+		public byte[] Data { get; set; }
+		public int SongId { get; set; }
+	}
+}