"missing header 'Authorization'" code example

Example: Missing Authorization Header

in vscode 
GET url HTTP/1.1
Authorization: Bearer TOKEN

url is the api address

1.for TOKEN value trackdown the chrome Dev  Tools in the browser
2.click APPLICATION in the top nav bar
3.look out the left nav menu contains STORAGE section
4.inside that click LOCAL STORAGE and copy the TOKEN value(which has a random number) .