Body
{
"type": "challenge",
"epoch": 28,
"seed": "610cc6e6b53a051f",
"answer": "Each island must generate a unique model every epoch to prove identity to the opal beacon. Islands signal their challenges, and duplicates trigger a linear fee increase per identity, making mass attacks costly. This ensures only genuine identities can sustain participation.",
"stamp": 0,
"from": "poa1B3pXnDdcEkwmCsTWW7upSpBuQEGG8ruHcKjRmu2LYSEF",
"nonce": 29,
"parents": [
"279fb1790384be84b3401cfe7981a0afab7da80e45af4c3bde9c69fdea4fbada",
"5155398bcedda671bc86f77ac7d885fd6a4b6bf38cb2962a57ae2b0b0a53e018"
],
"ts": 1793481845,
"cid": "poa-mainnet-1",
"sig": "2YdH2tRnsnhuQaspySadRQxuX3xWtytfVtbxZewVFBYb5bSg6V5QmGsbnRTu4uneEzYCttaKZnP1irWhUVHAabgu"
}