{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50471",
    "entityType": "User",
    "nonce": "0xa1dd2e0929faadb06fb211e0a5069db4ebfb9eb6ebceecc1a8da7167337981df",
    "signature": "0x2e7ae024e593cf8325be51f73b29fdb7db0931a39e3a293b43b615bf98a036e1714dcf4674e46cbd4343d3e83681c10cf47e841ad332742f8e66500f9fad87791c",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}