Possible Clues:

• Humble reply to 'Nice job!'
• 1999 Macy Gray hit
• "That's my goal"
• Faux-humble response to a compliment
• Humblebrag, of a sort
• ''Aw shucks, it was nothing''
• Humble self-appraisal
• Coy response to a compliment
• Humble reply to "Great work!"
• Self-effacing claim