Faceit tocken acess

The access token is missing i have this error when using the data api i am new i don’t understand the bearer part in the development section can i have this explained
this is the full error
{“error_description”:“The access token is missing”,“error”:“invalid_request”}"

  1. Create app - https://developers.faceit.com/apps
    1.1 Click API KEYS
    1.2 Click +
    1.3 Choose any type, click CREATE
    1.4 Copy Key
    1.5 Go to https://developers.faceit.com/docs/tools/data_api paste Key in to API key, click Authorize

Now you can execute any example.

thank you