{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "53643",
    "entityType": "User",
    "nonce": "0x172892c11ec960e632883d3f9dd6019703297525b6079800f62330cfc0b07198",
    "signature": "0x0030b61c87f5f55c1a5e6b019e1c59d431e5b463ad09be206dde997222fb59015e417fa33c106e990c6cda2dc834cd5c9de72ec60554487bad5b97bf890f552e1c",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}