Add type

Author: esrakartalOpt

lib/optimizely/cmab/cmab_client.rb

@@ -62,7 +62,7 @@ def fetch_decision(rule_id, user_id, attributes, cmab_uuid, timeout: MAX_WAIT_TI
       # Returns:
       #   The variation ID.
       url = "https://prediction.cmab.optimizely.com/predict/#{rule_id}"
-      cmab_attributes = attributes.map { |key, value| {id: key, value: value} }
+      cmab_attributes = attributes.map { |key, value| {id: key, value: value, type: 'custom_attribute'} }
 
       request_body = {
         instances: [{