character name to id issue

app/Library/Lookups/LookupHelper.php

@@ -43,7 +43,9 @@ class LookupHelper {
             try {
                 //Get the character id from the ESI API.
                 $response = $esi->setBody([
-                    0 => ['Rimmelchen Ohu'],
+                    [[
+                        'Rimmelchen Ohu',
+                    ]]
                 ])->invoke('post', '/universe/ids/');
                 //$response = $esi->setQueryString([
                 //    'categories' => 'character',