{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41801",
    "entityType": "User",
    "nonce": "0xb01401cdaf05053d415d98ac1bead13bb189b8679467eac45d6182773d267f22",
    "signature": "0x489e8ccdf2ffb7e544da32355f3551c680038f1e31220e825b7c45cd3939f1795dabc2f78354762a5b20c08fdd5afc324938e5600d59b539213a5d0e0369a9bb1b",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}