I want to display GoogleMap within Rviz but Rviz does not.

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Environment

• Ubuntu 20.04
• ROS Noetic
• Rover : ZED-F9P

What I want to do

I want to display GoogleMap in Rviz.

Current status

• Execute the following commands referring to the following URL.

https://qiita.com/k-koh/items/91d7ea5...

https://github.com/hakuturu583/gps_rv...

cd catkin_ws/src
git clone https://github.com/hakuturu583/gps_rviz_plugin.git
cd ... /
catkin build

• Get Google Static Map API key.
• Set the obtained Google Static Map API key in gps_rviz_plugin/config/google_static_map_api_key.yaml.
• Commented out rosbag play in gps_rviz_plugin/launch/gps_rviz_plugin.launch.

• Launch gps_rviz_plugin.launch.

  roslaunch gps_rviz_plugin gps_rviz_plugin.launch

• Add OverlayGpsDisplay of gps_rviz_plugin in rviz and set fix in Topic.

What is currently happening

Rviz starts up but the map is not showing up.

Question

1. I have not included the base station information in the steps so far, is there a place to put it?

Finally

Please help me with any information you know. And, please let me know if you have any further questions.