@type t() ::
%Envoy.Extensions.Filters.Network.HttpConnectionManager.V3.HttpConnectionManager.Tracing{
__unknown_fields__: [
{field_number :: integer(), Protobuf.Wire.Types.wire_type(),
value :: term()}
],
client_sampling: Envoy.Type.V3.Percent.t() | nil,
custom_tags: [Envoy.Type.Tracing.V3.CustomTag.t()],
max_path_tag_length: Google.Protobuf.UInt32Value.t() | nil,
overall_sampling: Envoy.Type.V3.Percent.t() | nil,
provider: Envoy.Config.Trace.V3.Tracing.Http.t() | nil,
random_sampling: Envoy.Type.V3.Percent.t() | nil,
spawn_upstream_span: Google.Protobuf.BoolValue.t() | nil,
verbose: boolean()
}