2D code at nRF9160 housing contains what data?

Hello,

the lasered 2D code at the IC case contains what data?

We read the 2D code via barcodescanner and we get follow data:

1419HYQ0A70304

1419HYQ0380105

What is this numbers? A serielnumber? 

Are this numbers at the 2D code at the case UNIQUE?

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