curl --request POST \
  --url https://app.leadconduit.com/user_settings \
  --header 'Authorization: Basic <encoded-value>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "notifications": {
    "submission_doc_updates": {
      "enabled": true,
      "unsubscribed_at": "2023-11-07T05:31:56Z"
    },
    "connection_invites": {
      "enabled": true,
      "unsubscribed_at": "2023-11-07T05:31:56Z"
    }
  }
}
'

{
  "id": "5fd4371e940df5a34a3888b2",
  "notifications": {
    "submission_doc_updates": {
      "enabled": true,
      "unsubscribed_at": "2023-11-07T05:31:56Z"
    },
    "connection_invites": {
      "enabled": true,
      "unsubscribed_at": "2023-11-07T05:31:56Z"
    }
  },
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}