{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "601",
    "entityType": "User",
    "nonce": "0x62c4fe20a48825083c4364b66a4191b63e2886ee34cf7f3352824f2c39a92b34",
    "signature": "0xeb122801012a641b41b88f9d668f452880c8649d738895a27e146f1c83b8f20e4de928eb2e1b592398bd5b20bd84323e45250a402c69c2b55704b91f78bcc0401c",
    "signer": "0x77716b11b242ACc386023E99B7e647CaCCcbb8b6",
    "userId": "126786"
  }
}