code: def test_regex_bitcoin():
      res = decrypt(
          Config().library_default().complete_config(),
          "M0ZaYmdpMjljcGpxMkdqZHdWOGV5SHVKSm5rTHRrdFpjNQ==",
      )
      assert res == "3FZbgi29cpjq2GjdwV8eyHuJJnkLtktZc5"
  
imports: import pytest
  from ciphey import decrypt
  from ciphey.iface import Config
label_desc: Use image node_id 3 for calling a global function with example usage: test_regex_bitcoin() without return types