code: def get_signed_raw_revocation_document(identity: Identity, salt: str, password: str) -> str:
      
      revocation = Revocation(PROTOCOL_VERSION, identity.currency, identity, "")
  
      key = SigningKey.from_credentials(salt, password)
      revocation.sign([key])
      return revocation.signed_raw()
docs: Generate account revocation document for given identity
  
      :param identity: Self Certification of the identity
      :param salt: Salt
      :param password: Password
  
      :rtype: str