code: function getIncluded(payload, type, id) {
    for (var i = payload.included.length - 1; i >= 0; i--) {
      if (payload.included[i].id === id && payload.included[i].type === type) {
        return payload.included[i];
      }
    }
  }
docs: Fetches an included object from a payload by its id
  
  @param {Object} payload
  The payload encapsulating the included data
  @param {String} type
  The entity type to retrieve
  @param {String} id
  The id of the desired included data
  
  @return {Object}
  The found included data