{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "900305126",
    "entityType": "User",
    "nonce": "0x2d5325e203b61a166d9027de40fa22da7e92e318c6305e47cc95192b96be9734",
    "signature": "0x11e7fc2a82d987fd232e115bede216b4779e6da3b055f4924682e685756d222b72f0d476385fe506bfbdb87a32b7a6859c96ff5a6aa406518a662e94b8c654581c",
    "signer": "0xbBd5eA31228BfBbDD8CF5C81051073108eC9798F",
    "userId": "94407"
  }
}