GET requests retrieve resource content from a server. The content on the server can be altered by issuing a PUT request with the new content as payload.
GET coap://californium.eclipseprojects.io/test
PUT coap://127.0.0.1/my_first_resource
GET coap://127.0.0.1/my_first_resource
PUT coap://127.0.0.1/my_second_resource
GET coap://127.0.0.1/my_second_resource_get
#[vars.responseCode]
#[vars.responsePayload]