Change log for A10_LOAD_BALANCER

Date Changes
2025-08-20 Enhancement:
- Added Grok patterns to parse unparsed logs.
- Corrected a typo in the extracted field name from `partition_id` to `partition_id` in the grok pattern. This also applies to the key name used within the `event.idm.read_only_udm.additional.fields`.
- event.idm.read_only_udm.target.resource.name: Newly mapped virtualserver raw log field to event.idm.read_only_udm.target.resource.name.
- event.idm.read_only_udm.metadata.ingested_timestamp: Newly mapped timestamp raw log field to event.idm.read_only_udm.metadata.ingested_timestamp.
- event.idm.read_only_udm.metadata.event_timestamp: Newly mapped time_1 raw log field to event.idm.read_only_udm.metadata.event_timestamp.
- event.idm.read_only_udm.security_result.summary: Newly mapped attack_details raw log field to event.idm.read_only_udm.security_result.summary.
- event.idm.read_only_udm.security_result.description: Newly mapped log_type raw log field to event.idm.read_only_udm.security_result.description.
- event.idm.read_only_udm.security_result.detection_fields: Newly mapped waf_engine raw log field to event.idm.read_only_udm.security_result.detection_fields.
- event.idm.read_only_udm.security_result.action: Newly mapped attack_status raw log field to event.idm.read_only_udm.security_result.action.
- event.idm.read_only_udm.target.hostname: Newly mapped http_host raw log field to event.idm.read_only_udm.target.hostname.
- event.idm.read_only_udm.target.asset.hostname: Newly mapped http_host raw log field to event.idm.read_only_udm.target.asset.hostname.
- event.idm.read_only_udm.target.url: Newly mapped http_uri raw log field to event.idm.read_only_udm.target.url.
2025-07-09 Enhancement:
- Added Grok patterns to parse unparsed logs.
- Added XML support to parse new format of logs.
- event.idm.read_only_udm.metadata.description: Newly mapped `desc` raw log field with `event.idm.read_only_udm.metadata.description` UDM field.
- event.idm.read_only_udm.target.user.userid: Newly mapped `target_user` raw log field with `event.idm.read_only_udm.target.user.userid` UDM field.
- event.idm.read_only_udm.security_result.rule_name: Newly mapped `rule_name` raw log field with `event.idm.read_only_udm.security_result.rule_name` UDM field.
- event.idm.read_only_udm.security_result.severity: Newly mapped `vendor_severity` raw log field with `event.idm.read_only_udm.security_result.severity` UDM field.
- event.idm.read_only_udm.additional.fields: Newly mapped `facility` raw log field with `event.idm.read_only_udm.additional.fields` UDM field.
- event.idm.read_only_udm.intermediary.ip and event.idm.read_only_udm.intermediary.asset.ip: Newly mapped `proxy_machine_ip` raw log field with `event.idm.read_only_udm.intermediary.ip` and `event.idm.read_only_udm.intermediary.asset.ip` UDM field.
- event.idm.read_only_udm.metadata.event_timestamp: Newly mapped `event_dt` raw log field with `event.idm.read_only_udm.metadata.event_timestamp` UDM field.
- event.idm.read_only_udm.metadata.event_type:
- Setting `event.idm.read_only_udm.metadata.event_type` to `USER_LOGOUT` if `has_principal` is `true` and `has_target_user` is `true` and `desc` is similar to `logout`.
- Setting `event.idm.read_only_udm.metadata.event_type` to `USER_UNCATEGORIZED` if `has_target_user` is `true`.
2024-12-27 Enhancement:
- Added Grok patterns to parse unparsed logs.
- Added a KV block to parse the logs.
- Mapped "prin_host" to "principal.hostname" and "principal.asset.hostname".
- Mapped "app" to "target.application".
- Mapped "device_version" to "metadata.product_version".
- Mapped "device_vendor" to "metadata.vendor_name".
- Mapped "device_product" to "metadata.product_name".
- Mapped "event_name" and "device_event_class_id" to "metadata.product_event_type".
- Mapped "severity" to "security_result.severity".
- Mapped "src" to "principal.ip" and "principal.asset.ip".
- Mapped "spt" to "principal.port".
- Mapped "dst" to "target.ip" and "target.asset.ip".
- Mapped "dpt" to "target.port".
- Mapped "msg" to "metadata.description".
- Mapped "suser" to "principal.user.user_display_name".
- Mapped "act" and "cn1" to "additional.fields".
- Mapped "method" to "network.http.method".
- Mapped "app_proto" to "network.application_protocol".
- Mapped "tls_version" to "network.tls.version".
2024-01-28 - Newly created parser.