Type Alias set_username_for

set_username_for: TxDescriptor<{
    signature?: MultiSignature;
    username: Binary;
    who: MultiAddress;
}>

Set the username for who. Must be called by a username authority.

The authority must have an allocation. Users can either pre-sign their usernames or accept them later.

Usernames must:

  • Only contain lowercase ASCII characters or digits.
  • When combined with the suffix of the issuing authority be less than the MaxUsernameLength.

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