{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "2521",
    "entityType": "User",
    "nonce": "0x2329c2414db55efdccde5e7c34e5b65216baf993c7c35d4d3a40ca9165970dab",
    "signature": "0x5241394f216aa7a494c16f3cad069941c0d9eafa8655bb6104a285cf51da56d424b332aaa1b20b2eb329dae95ffa1f27bfdfba0aed978bdc46b3022e568ab58e1c",
    "signer": "0xdAe27B20BF3639989Bd99E76811FEF26BEa4Cc49",
    "userId": "176556"
  }
}