private function parse_hook( $action, $args ) {

		$parsed = array(
			'trigger_type'    => null,
			'user_id'         => null,
			'related_post_id' => null,
		);

		/**
		 * Allows 3rd parties to hook into the core engagement system by parsing data passed to the hook.
		 *
		 * @since 2.3.0
		 *
		 * @param array $parsed {
		 *     An associative array of parsed data used to trigger the engagement.
		 *
		 *     @type string $trigger_type    (Required) The name of the engagement trigger. See `llms_get_engagement_triggers()` for a list of valid triggers.
		 *     @type int    $user_id         (Required) The WP_User ID of the user who the engagement is being awarded or sent to.
		 *     @type int    $related_post_id (Optional) The WP_Post ID of a related post.
		 *  }
		 *  @param string $action The name of the hook which triggered the engagement.
		 *  @param array  $args   The original arguments provided by the triggering hook.
		 */
		$filtered_parsed = apply_filters(
			'lifterlms_external_engagement_query_arguments',
			$parsed,
			$action,
			$args
		);
		// If valid, return the filtered parsed data.
		if ( isset( $filtered_parsed['trigger_type'] ) && isset( $filtered_parsed['user_id'] ) ) {
			return $filtered_parsed;
		}

		// Verify that the action is a supported hook.
		if ( ! in_array( $action, $this->get_trigger_hooks(), true ) ) {
			return $parsed;
		}

		// The user registration action doesn't have a related post id.
		$related_post_id = isset( $args[1] ) && is_numeric( $args[1] ) ? absint( $args[1] ) : '';

		$parsed['user_id']         = absint( $args[0] );
		$parsed['trigger_type']    = $this->parse_hook_find_trigger_type( $action, $related_post_id );
		$parsed['related_post_id'] = $related_post_id;

		return $parsed;

	}