```sh
# Create an authority node which can be accessed by users of project 93c6455c5f
# The default node name is 'authority'.
$ ockam authority create \
--tcp-listener-address 127.0.0.1:4200 \
--project-identifier 93c6455c5f \
--trusted-identities "[{\"identifier\": \"I6c20e814b56579306f55c64e8747e6c1b4a53d9a3f4ca83c252cc2fbfc72fa94\", \"attributes\": {\"ockam-role\": \"enroller\"}}]"
# Delete an authority node
$ ockam node delete authority
```