MMM GoogleAssistant mv client_secret_XXX.json credentials.json

[wirdman]

Hey thanks you this step is done

but know im lost when i write the line

cd ~/MagicMirror/modules/MMM-GoogleAssistant
node auth_and_test.js

i got this error

pi@raspberrypi:~/MagicMirror/modules/MMM-GoogleAssistant $ node auth_and_test.js
/home/pi/MagicMirror/modules/MMM-GoogleAssistant/node_modules/google-assistant/components/auth.js:27
  const oauthClient = new OAuth2(key.client_id, key.client_secret, key.redirect_uris[0]);
                                     ^

TypeError: Cannot read property 'client_id' of undefined
    at new Auth (/home/pi/MagicMirror/modules/MMM-GoogleAssistant/node_modules/google-assistant/components/auth.js:27:38)
    at new GoogleAssistant (/home/pi/MagicMirror/modules/MMM-GoogleAssistant/node_modules/google-assistant/index.js:21:16)
    at Object.<anonymous> (/home/pi/MagicMirror/modules/MMM-GoogleAssistant/auth_and_test.js:60:19)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
    at Function.Module._load (internal/modules/cjs/loader.js:585:3)
    at Function.Module.runMain (internal/modules/cjs/loader.js:831:12)
    at startup (internal/bootstrap/node.js:283:19)

thank you again for your help