t() :: %NomadClient.Model.QueryOptions{
  AllowStale: boolean() | nil,
  AuthToken: String.t() | nil,
  Namespace: String.t() | nil,
  Params: %{optional(String.t()) => String.t()} | nil,
  Prefix: String.t() | nil,
  Region: String.t() | nil,
  WaitIndex: integer() | nil,
  WaitTime: integer() | nil
}