# Receive a complex object
	fun recv(source: Rank, tag: Tag, comm: Comm): nullable Object
	do
		var status = new Status

		# Block until a message in in queue
		var err = probe(source, tag, comm, status)
		assert err.is_success else print err

		# Get message length
		var count = status.count(new DataType.char)
		assert not count.is_undefined

		# Receive message into buffer
		var buffer = new FlatBuffer.with_capacity(count)
		recv_into(buffer, 0, count, status.source, status.tag, comm)

		# Free our status
		status.free

		# Deserialize message
		var deserializer = new JsonDeserializer(buffer)
		var deserialized = deserializer.deserialize

		if deserialized == null then print "|{buffer}|{buffer.chars.join("-")}| {buffer.length}"

		return deserialized
	end