{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x909b69db150f52b2bedb30dca12697885d0908d9bf3a868071053d60e141cc8f",
    "signature": "0x2010fe52bdce12443e0cd3b9c12084af4447185f50d38ac199e1d71b28894c9f6cf338f67787510f1b8137880502c20a338fc45784c4ac729ea1628398e07e8b1b",
    "signer": "0x27548E0085b0a709ac40c51f9db4DFC14c131b33",
    "userId": "187934927"
  }
}