updateUserUsername
updateUserUsername allows administrators to update a given User's username to the one provided.
updateUserUsername( input: UpdateUserUsernameInput!): UpdateUserUsernamePayload!
updateUserUsername allows administrators to update a given User's username to the one provided.
updateUserUsername( input: UpdateUserUsernameInput!): UpdateUserUsernamePayload!
input
(UpdateUserUsernameInput!
)#UpdateUserUsernamePayload
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