gistfile1.js

"pinch_cards": [
  {
    "qr_code":
    -or-
    "pinch_card_term_id":
    -or-
    "pinch_card_id":
  
    "punch_count":
    "punches": [
      { "created_at": },    
    ]
    "created_at":
    "redeemed_at":  
  }  
]