t() :: %Nomad.Model.ServerHealth{
  Address: String.t() | nil,
  Healthy: boolean() | nil,
  ID: String.t() | nil,
  LastContact: integer() | nil,
  LastIndex: integer() | nil,
  LastTerm: integer() | nil,
  Leader: boolean() | nil,
  Name: String.t() | nil,
  SerfStatus: String.t() | nil,
  StableSince: DateTime.t() | nil,
  Version: String.t() | nil,
  Voter: boolean() | nil
}