Send bulk messages in telegram

I need a freelancer who can send bulk messages around 20K messages across the selected group members. I need to see results and to verify the number of messages sent. So dear freelancer I need you to extract the details and create a excel file with the username and show that the message was delivered to the said persons.

Please do bid if you have experience in bulk messaging. 20K messages for 10 $ .. If the project is done according to instructions there are future projects for you with higher pay. Please start you bid by "TELEGRAM"