require 'simple_signer'  


# sign

signature = SimpleSigner.sign :secret_key => 'your_secret_key', :string => 'your_string_to_be_signed'  

puts signature
=> "VKb6rsLKHrCjerJZuA1SM1LccGE="  
  
  
# escape  
  
escaped_signature = SimpleSigner.escape "VKb6rsLKHrCjerJZuA1SM1LccGE="  
  
puts escaped_signature  
=> "VKb6rsLKHrCjerJZuA1SM1LccGE%3D"  
  
  
# unescape  
  
unescaped_signature = SimpleSigner.unescape "VKb6rsLKHrCjerJZuA1SM1LccGE%3D"  
  
puts unescaped_signature  
=> "VKb6rsLKHrCjerJZuA1SM1LccGE="