curl --request POST \
  --url https://api.omi.me/v1/dev/user/action-items/batch \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "action_items": [
    {
      "description": "<string>",
      "completed": false,
      "due_at": "2023-11-07T05:31:56Z"
    }
  ]
}
'

{
  "action_items": [
    {
      "completed": true,
      "description": "<string>",
      "id": "<string>",
      "completed_at": "2023-11-07T05:31:56Z",
      "conversation_id": "<string>",
      "created_at": "2023-11-07T05:31:56Z",
      "due_at": "2023-11-07T05:31:56Z",
      "updated_at": "2023-11-07T05:31:56Z"
    }
  ],
  "created_count": 123
}