[source,bash]
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$ curl 'http://localhost:8080/group/v1/groups/G3JyVMs1g6S5lNyA5whinxEuyM9tRkP6/commands' -i -X POST -H 'Accept: application/json' -H 'Content-Type: application/json' -d 'G3JyVMs1g6S5lNyA5whinxEuyM9tRkP6'
----