So what should I do in order to obtain the parameter BITCOINJ_MULTICHAIN_DEMO_RAWHEX=... ?
The output for getblock is the following:
{
"hash" : "0000adedf05fa101480441ae9f778bffbdc08ab94e7094e02f57e7489fd42a3c",
"miner" : "19xgXaukAb261ihYA2pJfWNmVrYCMNjEsCu26N",
"confirmations" : 15,
"size" : 221,
"height" : 0,
"version" : 1,
"merkleroot" : "ca60040662883d81484f1f2b373ebf6b6f5a06bbdbda0a1c43ca8b96087aca24",
"tx" : [
"ca60040662883d81484f1f2b373ebf6b6f5a06bbdbda0a1c43ca8b96087aca24"
],
"time" : 1457635407,
"nonce" : 11036,
"bits" : "1f00ffff",
"difficulty" : 0.00001526,
"chainwork" : "0000000000000000000000000000000000000000000000000000000000010001",
"nextblockhash" : "00007105570f44f16c07c20478581f46670cfff1b157d2015951d363dd8da3e3"
}