I want to install jsreact but when i run this code: I get this error where as i have update the **tar** version

npm install -g create-react-app@1.5.2

npm WARN deprecated tar@2.2.2: This version of tar is no longer supported, and will not receive security updates. Please upgrade asap.

npm install tar@6 -g

changed 7 packages, and audited 8 packages in 2s found 0 vulnerabilities