[
  {"customer_id": 101, "name": "Alice", "age": 28, "email": "alice@email.com"},
  {"customer_id": 102, "name": "Bob", "age": 35, "email": "bob@email.com"},
  {"customer_id": 103, "name": "Carol", "age": 42, "email": "carol@email.com"},
  {"customer_id": 104, "name": "David", "age": 29, "email": "david@email.com"},
  {"customer_id": 105, "name": "Eve", "age": 31, "email": "eve@email.com"},
  {"customer_id": 106, "name": "Frank", "age": 45, "email": "frank@email.com"},
  {"customer_id": 107, "name": "Grace", "age": 38, "email": "grace@email.com"},
  {"customer_id": 108, "name": "Henry", "age": 52, "email": "henry@email.com"}
]