@Override
    public String toString() {
      return "ProtocolMessage{"
          + "capability="
          + capability
          + ", messageCode="
          + message.getCode()
          + '}';
    }
Given a message from a peer, determine which capability the message corresponds to and maps the
message code to the appropriate value.

@param receivedMessage The message received from a peer.
@return The interpreted message.
ethereum/p2p/src/main/java/org/hyperledger/besu/ethereum/p2p/rlpx/wire/CapabilityMultiplexer.java