{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0xb14c7a6406ec97f00d09f7274e05c2e9887cadaf984171f8be60e40a134f5685",
    "signature": "0x9237d1833c9862240752d17b69c46d50572c7fb1ed3bfd5da80bf68ac2830aba39ed094224b22a1c7a35e479c0c579df115755fd4a912625d70312822322b4db1c",
    "signer": "0x84eb2a9cEc5A6107060d141D4BB88003603509D6",
    "userId": "393111"
  }
}