@type cmd() :: str()

@type hash() :: str()

@type sigs() :: [Kadena.Types.Signature.t()]

@type str() :: String.t()

@type t() :: %Kadena.Types.SignedCommand{cmd: cmd(), hash: hash(), sigs: sigs()}

@type validation() :: {:ok, value()} | {:error, Keyword.t()}

@type value() :: str() | sigs()