{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x534081acc844c9ce9d108c92981a7f4d7d86574314debc7e4744a1e2de476c4b",
    "signature": "0x5075df8535d160a05b8bedd388791aea2f1cd2c0f2c76e724eb3223e1f80aafc60bb0b85aab58f917492a72a2f54cf00a1d31aaa9d9ed01215f083e4966abd791c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}