{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "9507",
    "entityType": "User",
    "nonce": "0xefdf4ae9a338856a915fb9675c8791ec6a68022ccf1c818a64b7305a10b805f6",
    "signature": "0xdf42c043ba75157c1dbef2a13b65b55b116ebb4c128c5526c636899cfc4fdaa672f035866d9b05c0a5ac40b9764ce56d699708084c9e04b0b5bbe12a9d8f21401b",
    "signer": "0x2E09706d061Da2bB66d01F583c734E89CFCd23D1",
    "userId": "14811"
  }
}