[
  {
    "column_name": "id",
    "data_type": "integer",
    "column_default": null,
    "is_nullable": "NO",
    "character_maximum_length": null
  },
  {
    "column_name": "client_id",
    "data_type": "integer",
    "column_default": null,
    "is_nullable": "NO",
    "character_maximum_length": null
  },
  {
    "column_name": "batchnumber",
    "data_type": "integer",
    "column_default": null,
    "is_nullable": "YES",
    "character_maximum_length": null
  },
  {
    "column_name": "sop_number",
    "data_type": "text",
    "column_default": null,
    "is_nullable": "NO",
    "character_maximum_length": null
  },
  {
    "column_name": "payment_method",
    "data_type": "character varying",
    "column_default": null,
    "is_nullable": "NO",
    "character_maximum_length": 255
  }
]