{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "20",
    "entityType": "User",
    "nonce": "0x21245e74dd91e7b1a54f16a42883dac2de55789d3873a888d1c6329be52bee07",
    "signature": "0x1155e34e514c09ec2d4d1180d5530ae7c464cc685fd3a410b757a07baef6b14f6f2236e8ba4857d74e29ac0bc93e0bf686ca638f1fb7a1174f82719b5e2992c51c",
    "signer": "0x970e95a68E86A857D7a6A78560609c220a3846a3",
    "userId": "33168"
  }
}