Possible Clues:

• Gesture that goes with 'meh'
• Don't talk? Getting warmer: What does it matter?, I say
• [I don't care]
• Angus with right hand in inverted sign of insouciance
• 'Don't know' indication
• Quiet game starting to get gesture of indifference
• ''I've no idea'' shoulder gesture
• Woman’s cardigan: zip it over blanket
• Express indifference towards quiet runner?
• Shoulder movement