{"type":"audience_membership_change_request","id":"dc83857d-8d56-4a89-8aeb-8c3356a55ac1","timestamp_ms":1446250539419,"user_profiles":[{"user_identities":[{"type":"email","encoding":"raw","value":"example@example.com"}],"added_audiences":[{"audience_id":12345,"audience_name":"Sample Audience Name","audience_subscription_settings":{"Sample Setting Key":"Sample Setting Value"}}],"removed_audiences":[{"audience_id":123345,"audience_name":"Sample Removed Audience Name","audience_subscription_settings":{"Sample Setting Key":"Sample Setting Value"}}]}]}

{  
   "type":"audience_membership_change_request",
   "id":"88a913ad-d632-4f65-886d-17219995777b",
   "timestamp_ms":1446250711582,
   "account":{  
      "account_id":123456,
      "account_settings":{  
         "Sample Account Setting key":"sample account setting value"
      }
   },
   "user_profiles":[  
      {  
         "user_identities":[  
            {  
               "type":"email",
               "encoding":"raw",
               "value":"example@example.com"
            }
         ],
         "added_audiences":[  
            {  
               "audience_id":12345,
               "audience_name":"Sample Audience Name",
               "audience_subscription_settings":{  
                  "Sample Setting Key":"Sample Setting Value"
               }
            }
         ],
         "removed_audiences":[  
            {  
               "audience_id":123345,
               "audience_name":"Sample Removed Audience Name",
               "audience_subscription_settings":{  
                  "Sample Setting Key":"Sample Setting Value"
               }
            }
         ]
      }
   ]
}

Add account to membership change request
Add account to membership change request