To use google map API, google requires users to provide API Key value, this article ADC Vietnam will guide you how to create a Google Project to get API key.
Go to https://console.developers.google.com then click the button Creat project, at the dialog box New Project Enter an arbitrary project name then click the Create button.
LẤY API KEY
Click menu Credentials then click Create credentials and select API key:
In the dialog box that appears, the API Key value is the value to be taken to include in the block configuration.