{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "489026160",
    "entityType": "User",
    "nonce": "0xf5dc4c9bb3a80363a844c567b16b777f62972d2adae5f913fcdff04d8ca53139",
    "signature": "0x941e03e890002e3b743735dd26794d06a0d161e099a3ba98857bfe1c91d18b8c34e0a6a821dd870bbea782ac79947ed6a155d1332c479d7549a8a2c218d78e701b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}