As a developer, I want to have an API to add and remove cones (a list of cone parameters) to earth object, so that we can put the data from back end to earth.
Definition of done:
Create a demo to show how to add cones to earth and how to remove them.
I will write two API to a PinController, and then write a demo to show how to add a several cones to earth by an add API and how to remove by call a remove API.
As a developer, I want to have an API to add and remove cones (a list of cone parameters) to earth object, so that we can put the data from back end to earth.
Definition of done: Create a demo to show how to add cones to earth and how to remove them.