Nocc:C780de0d3ac3c245b859f5a2b8e4782ec30f8e3d-Y-m-d/qqq

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This is likely a pattern describing the date format used to substitute parameter %2$s in message E9488558518436b6f2fa83e8cdc0f540291dbe11-Download the current NOCC vers ("Download the current NOCC version <strong>%1$s</strong> which was released at <strong>%2$s</strong>:").

You apparently can use these codes:

  • d = ordinal number of day within its month
  • m = ordinal number of month within its year
  • Y = Gregorian year
  • interpunctuation and spaces are taken verbatim

There are likely more placeholders available.