{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17694",
    "entityType": "User",
    "nonce": "0xb532ecef13bd3df42f55a8c28dbd18db8420a37dceb40e862969282737146ef3",
    "signature": "0xbb6d9475e454d1413b7f94bcb86dbd23ef4bdd74e6dfc8efcf28bf0e69b38c215dbc7ed8301e244fe4a0a6d8861c2b741fbb56a9155416a0975904dc7d8bf1851c",
    "signer": "0x4cB6c175252fd234b95c9e14A8DC26321A13BD7C",
    "userId": "537111013"
  }
}