Rasa X quick install issue on server - syntex error near unexpected token 'newline'

[Deprecated] Rasa X Community Edition
1

Hi, I am installing rasa x on server as root (rhel 7.3 Maipo) using quick install from root Command i used is - curl get-rasa-x.rasa.com | sudo bash

its giving error - bash line 1: syntex error near unexpected token ‘newline’ bash line 1: ‘DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">’

  1. How to resolve it?
  2. can i install using pip on server?

Please help