Here is the text of the tablet:
(Regarding) 1.5 minas (0.75 kg) of gold, the property of Nabu-sharrussu-ukin, the chief eunuch, which he sent via Arad-Banitu the eunuch to [the temple] Esagila: Arad-Banitu has delivered [it] to Esagila. In the presence of Bel-usat, son of Alpaya, the royal bodyguard, [and of] Nadin, son of Marduk-zer-ibni. Month XI, day 18, year 10 [of] Nebuchadnezzar, king of Babylon.
Notice that this tablet is dated in the same way that the thousands of other administrative and business documents are dated. So this just one new text to add to the mass of other texts.
Second, on the biblical identity of Nabu-sharrussu-ukin (which should not be surprising by itself, since Jeremiah was written near the time of events), here is a very interesting article that urges some caution since the biblical text is itself uncertain: