Message (refers to 'Maasej', a town in Belarus, but here likely refers to a letter or message; however, since it is mentioned as 'העתק מהמעסעדזש', it could be referencing the geographic place if contextually it means a letter from that place. If not, it should be excluded. For safety, including as 'Maasej')

מעסעדזש
Shiurim in this topic
1959. Spiritual and Physical Aspects of Shluchim's Journey and Farbrengen Participation הבחינות הרוחניות והגשמיות של נסיעת השלוחים והשתתפות בהתוועדות