code: def test_decimal():
      res = decrypt(
          Config().library_default().complete_config(),
          "72 101 108 108 111 32 109 121 32 110 97 109 101 32 105 115 32 98 101 101 32 97 110 100 32 73 32 108 105 107 101 32 100 111 103 32 97 110 100 32 97 112 112 108 101 32 97 110 100 32 116 114 101 101",
      )
      assert res == answer_str
  
imports: import pytest
  from ciphey import decrypt
  from ciphey.iface import Config
label_desc: Use image node_id 22 for calling a global function with example usage: test_decimal() without return types