curl --request POST \
  --url https://connvo-dev.convex.cloud/api/run/users/mutations/updateLastSeen \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "args": {}
}'

{
  "status": "success",
  "errorMessage": "",
  "errorData": {},
  "value": null
}