curl --request PATCH \
  --url https://api.eu.bronto.io/users/{userId}/preferences \
  --header 'Content-Type: application/json' \
  --header 'X-BRONTO-API-KEY: <api-key>' \
  --data '
{
  "preferred_org": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "timezone": "<string>",
  "filter_null_groups": "<string>"
}
'

{
  "preferences": {
    "theme": "<string>",
    "preferred_org": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "timezone": "<string>",
    "filter_null_groups": "<string>"
  }
}