@type t() :: %Glific.Contacts.Location{
  __meta__: Ecto.Schema.Metadata.t(),
  contact: Glific.Contacts.Contact.t() | Ecto.Association.NotLoaded.t() | nil,
  contact_id: term(),
  id: non_neg_integer() | nil,
  inserted_at: :utc_datetime | nil,
  latitude: float() | nil,
  longitude: float() | nil,
  message: Glific.Messages.Message.t() | Ecto.Association.NotLoaded.t() | nil,
  message_id: term(),
  organization:
    Glific.Partners.Organization.t() | Ecto.Association.NotLoaded.t() | nil,
  organization_id: non_neg_integer() | nil,
  updated_at: :utc_datetime | nil
}