{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1880653",
    "entityType": "User",
    "nonce": "0xde0848301c5db52fd36ae26675e2602aa8b21af7b2fc17cb34660770d99263b3",
    "signature": "0xb697089faea7dec3662fbfddba08c42178eacc59577155e6015487133746f11f30db0b96ddbd21467656debb22aae41e6f84ebf697ef61060964a63bb04f15921c",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}