{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "408",
    "entityType": "User",
    "nonce": "0x89990793ba5c2fe7c74a6cfd4324c37c6a36a749e287270bcb541f414e4f24cb",
    "signature": "0xccf72a895ccca192d54bd583d9b467e5bcb38f4d52bf1205635680d65fcd12683eb62fcd19fa7f307134de1371ee5e96d93210e01f8622f0998702e48a40893f1b",
    "signer": "0x6D7f9B90BAFd6B52f8d961a1106d927aCCE656C7",
    "userId": "94304"
  }
}