Grok Timezone/DateTime parsing issues

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@alilland

[2018-06-24 07:00:03 -0700] DEBUG - CrewManagement::API - backbone:sync_tokens - {"description":"Sync local tokens with Backbone-Auth - 114","success":true}

I would do that using dissect.

    dissect { mapping => { "message" => "[%{ts} %{+ts} %{+ts}] %{level} - %{something} - %{somethingElse} - %{restOfLine}" } }
    date { match => [ "ts", "yyyy-MM-dd HH:mm:ss Z" ] }