{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "419183",
    "entityType": "User",
    "nonce": "0xe55e1a07b0e2251d5712bc7bb684bc29d94d694d2a3491219d2762937502f642",
    "signature": "0x8c1d53449e321aae0b8d580536fadfc77d0d7e30a610fc3785839f4ee6c988dc746e26a3cd2c34c8f9f783bd8a6e388b283912f08dc303165898320f8496ffac1b",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}