{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "935959282",
    "entityType": "User",
    "nonce": "0xa3a5a1150709e9886c28c9244613f405a9695404c496b68606cf684e1c176bc8",
    "signature": "0xc59cd772bc8f896556db474bd2128d2c7aa08bfb1472854e3ea5f978908d2aee610fa2f4fa0f12bd5529e45ded6e9bdbf2b9930799f6ec6cc8579a50de59472b1b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}