{ "db_name": "PostgreSQL", "query": "SELECT unsubscribe_token FROM subscriptions WHERE email = $1", "describe": { "columns": [ { "ordinal": 0, "name": "unsubscribe_token", "type_info": "Text" } ], "parameters": { "Left": [ "Text" ] }, "nullable": [ true ] }, "hash": "8d72bcc059606a15aef7e3c2455b9cc44427356b4ab772f0f1fb3dfd318c4561" }