protected static <M extends Payload> SignedData<M> from(
      final M unsignedMessageData, final SECPSignature signature) {
    return SignedData.create(unsignedMessageData, signature);
  }
Create signed payload data from unsigned message data.

@param <M> the type parameter
@param unsignedMessageData the unsigned message data
@param signature the signature
@return the signed data
consensus/ibft/src/main/java/org/hyperledger/besu/consensus/ibft/payload/PayloadDeserializers.java