meaning of "smiles fam"

what does “smiles fam” mean?
the whole phrase is “hang tight,smiles fam”

Thanks in advance

Hi BP

The only thing I can tell you is that ‘fam’ may be short for the word ‘family’.
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What about:
“Hang tight,” smiles Fam.

Fam is a person, delivering this advice to “hang tight” with a smile?