{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "8819",
    "entityType": "User",
    "nonce": "0x5bc0bfbdd202a20468602c5388be02107663613e50b6ee80841761ad04f46363",
    "signature": "0xcc97949654df24646950dc8b0936d514c413c9927b171a27529022265ace466b4be2e0b593be3a24ecdb4e944b29deb0ba8f01cb5131dad561a976791038fede1b",
    "signer": "0x84eb2a9cEc5A6107060d141D4BB88003603509D6",
    "userId": "393111"
  }
}