{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "956403",
    "entityType": "User",
    "nonce": "0x50afa618942cb47640b8c67c26e767a2b3078009befa6d261d02af1cc5efd68c",
    "signature": "0x303a5e7d62e049d1db4256463d2b92c2dddcbf20726fa5ea96a5bc893bbbb964795d1873dc6bf7dc5fec001c8925cd34c3edce30ef1ac725eff64f69687679811b",
    "signer": "0xbBd5eA31228BfBbDD8CF5C81051073108eC9798F",
    "userId": "94407"
  }
}