|  | @@ -32,7 +32,7 @@ http {
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				|  |  |    # https://nginx.org/en/docs/http/ngx_http_log_module.html
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				|  |  |    # separated by tab (\t)
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				|  |  |    log_format              log_proxy escape=none
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				|  |  | -    '01	'
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				|  |  | +    '01	'                 # ver prefix
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				|  |  |      '$time_iso8601	$_origin_id	$_ver	$remote_addr	'
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				|  |  |      '$_level	$_switched	$upstream_cache_status	$request_time	'
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				|  |  |      '$request_length	$bytes_sent	'
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