[source,bash]
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$ echo 'G3JyVMs1g6S5lNyA5whinxEuyM9tRkP6' | http POST 'http://localhost:8080/group/v1/groups/G3JyVMs1g6S5lNyA5whinxEuyM9tRkP6/commands' 'Accept:application/json' 'Content-Type:application/json'
----