<185>Dec 30 13:28:21 WAFirewall CEF:0|Barracuda|WAF|1101|118|INVALID_METHOD|1|cat=WF dst=111.142.184.14 dpt=443 act=DENY msg=[{\\"id\\"\\:1\\,\\"method\\"\\:\\"mining.subscribe\\"\\,\\"params\\"\\:\\[\\]}] duser="-" src=152.112.63.213 spt=64892 requestMethod="-" app=TLSv1.3 requestContext="-" start=Dec 30 2022 13:28:21  rt=1672428501678  request=/ requestClientApplication="Unknown" dvchost=WAFirewall externalId=1856481baae-4c6622ae cn2=64892 cn2Label=ProxyPort cs1=global cs1Label=RuleID cs2=NONE cs2Label=FollowUpAction cs3=GLOBAL cs3Label=RuleType cs4=Protocol Violations cs4Label=AttackGroup cs5=152.112.63.213 cs5Label=ProxyIP cs6="-" cs6Label=SessionID 

This is a syslog message from a product called Barracuda WAF by Barracuda. The following fields were extracted from the message:
senderhost: 10.0.0.250
serverport: 443
severitylabel: alert
tags: ['RuleID:global', 'ProxyIP:106.75.139.49', 'RuleType:GLOBAL', 'barracuda_waf', 'rfc3164', 'cef', 'SessionID:-', 'FollowUpAction:NONE', 'barracuda_waf_INVALID_METHOD', 'AttackGroup:Protocol Violations', 'INVALID_METHOD']
productids: [0]
sourceinfo: unknown
localstarttime: 1672428501678 
sensitivity: normal
localhostname: WAFirewall
priority: 185
facilitylabel: local7
messagetype: INVALID_METHOD
severitycode: 9
fqdn: /
clientport: 64892
vendorcode: 118
action: block
facilitycode: 23
streamName: barracuda_waf
clientIP: 152.112.63.213
serverIP: 111.142.184.14
userName: -