Hah! We have fooled the humans again! I have translated the signal: “Help us, Jobi Den! You’re our only hope.” Little do they know...
Great old sci fi movie:
https://www.amazon.com/Hangar-18-Darren-McGavin/dp/B00CFHEFSO
They find these alien glyphs with odd symbols on a globe that looks like Earth and finally translate them:
“Designated Landing Areas”
;-)