public final fun -deprecated_type ()Lokhttp3/MediaType;
	public final fun boundary ()Ljava/lang/String;
	public fun contentLength ()J
	public fun contentType ()Lokhttp3/MediaType;
	public fun isOneShot ()Z
	public final fun part (I)Lokhttp3/MultipartBody$Part;
	public final fun parts ()Ljava/util/List;
	public final fun size ()I
	public final fun type ()Lokhttp3/MediaType;
	public fun writeTo (Lokio/BufferedSink;)V

        override fun contentType(): MediaType? = TODO()

        override fun contentLength(): Long = TODO()

        override fun isDuplex(): Boolean = TODO()

        override fun isOneShot(): Boolean = TODO()

        override fun writeTo(sink: BufferedSink) = TODO()
      }
    requestBody = "".toRequestBody(null)
    requestBody = "".toRequestBody("".toMediaTypeOrNull())

	public final fun -deprecated_type ()Lokhttp3/MediaType;
	public final fun boundary ()Ljava/lang/String;
	public fun contentLength ()J
	public fun contentType ()Lokhttp3/MediaType;
	public fun isOneShot ()Z
	public final fun part (I)Lokhttp3/MultipartBody$Part;
	public final fun parts ()Ljava/util/List;
	public final fun size ()I
	public final fun type ()Lokhttp3/MediaType;
	public fun writeTo (Lokio/BufferedSink;)V

    most common use of duplex calls is [gRPC][grpc_http2].

 *  New: Prevent OkHttp from retransmitting a request body by overriding `RequestBody.isOneShot()`.
    This is most useful when writing the request body is destructive.

 *  New: We've added `requestFailed()` and `responseFailed()` methods to `EventListener`. These