def create_inbound_subscription(destination_address, options)
      query = options.merge({ :destination_address => destination_address })
      
      Response.new self.class.post("/smsmessaging/inbound/subscriptions", 
                                   :basic_auth => @auth,
                                   :body       => camelcase_keys(query),
                                   :headers    => SMSIFIED_HTTP_HEADERS
                                   )

    end
def create_inbound_subscription(destination_address, options)
      query = options.merge({ :destination_address => destination_address })
      
      Response.new self.class.post("/smsmessaging/inbound/subscriptions", 
                                   :basic_auth => @auth,
                                   :body       => camelcase_keys(query),
                                   :headers    => SMSIFIED_HTTP_HEADERS
                                   )

    end
Intantiate a new class to work with subscriptions

 @param [required, Hash] params to create the user
 @option params [required, String] :username username to authenticate with
 @option params [required, String] :password to authenticate with
 @option params [optional, String] :base_uri of an alternative location of SMSified
 @option params [optional, String] :destination_address to use with subscriptions
 @option params [optional, String] :sender_address to use with subscriptions
 @option params [optional, Boolean] :debug to turn on the HTTparty debugging to stdout
 @example
   subscription = Subscription.new :username => 'user', :password => '123'

 Creates an inbound subscription

 @param [required, String] destination_address to subscribe to
 @param [required, Hash] params to send an sms
 @option params [optional, String] :notify_url to send callbacks to
 @option params [optional, String] :client_correlator to update
 @option params [optional, String] :callback_data to update
 @return [Object] A Response Object with http and data instance methods
 @param [required, String] notify_url to send callbacks to
 @return [Object] A Response Object with http and data instance methods
 @example
   subscriptions.create_inbound_subscription('tel:+14155551212', :notify_url => 'http://foobar.com')