docs: public static ECKey fromNodeId(byte[] nodeId) {
          check(nodeId.length == 64, "Expected a 64 byte node id");
          byte[] pubBytes = new byte[65];
          System.arraycopy(nodeId, 0, pubBytes, 1, nodeId.length);
          pubBytes[0] = 0x04; // uncompressed
          return ECKey.fromPublicOnly(pubBytes);
      }