{
  "stamp": "20260923_183639",
  "contract_no": "ZQ00202608025316",
  "action": "merge_two_lines_to_shared_package_pool",
  "encoded_package_spec": "[\"槽罐车\", \"吨桶\"]",
  "keep_id": "9D05214028D94054A57413DD09146350",
  "drop_id": "50A507B1A950405080EA605D38D49D56",
  "before": [
    {
      "id": "9D05214028D94054A57413DD09146350",
      "contract_id": "28CDD21F032A4AE59D6DC664E5AA1E3F",
      "product_id": "CF8D87F1F66B47E6B6D551A329E00187",
      "product_name": "32%液碱",
      "package_spec": "槽罐车",
      "quantity": "64000.0000",
      "del_flag": 0,
      "sort": 1
    },
    {
      "id": "50A507B1A950405080EA605D38D49D56",
      "contract_id": "28CDD21F032A4AE59D6DC664E5AA1E3F",
      "product_id": "CF8D87F1F66B47E6B6D551A329E00187",
      "product_name": "32%液碱",
      "package_spec": "吨桶",
      "quantity": "64000.0000",
      "del_flag": 0,
      "sort": 2
    }
  ]
}