More UTF8 message processing fixes, specifically related to tagline/tearline/origin processing

app/Jobs/MessageProcess.php

@@ -34,7 +34,7 @@ class MessageProcess implements ShouldQueue
 	public function __construct(Echomail|Netmail $mo,bool $skipbot=FALSE)
 	{
 		// @todo We need to serialize this model here, because laravel has an error unserializing it (Model Not Found)
-		$this->mo = serialize($mo);
+		$this->mo = utf8_encode(serialize($mo));
 		$this->skipbot = $skipbot;
 	}
 
@@ -57,7 +57,7 @@ class MessageProcess implements ShouldQueue
 	 */
 	public function handle()
 	{
-		$this->mo = unserialize($this->mo);
+		$this->mo = unserialize(utf8_decode($this->mo));
 
 		// Load our details
 		$ftns = our_address();