{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x4f8f23419ef082c759ff3512abe7d01fded98987d43c83ea931d6bd465ca3b34",
    "signature": "0x4532e45466cb6b7dce1d97b5c81f91109454c6ab95f30a2fe7c3cb7facd7a2da5909928d164a72db36e1d3684ccf317ec0cf5cb2f564bf238370765324be3d3a1b",
    "signer": "0x8441C944f4f0a2754e3BFa1A8b25068410BEC05F",
    "userId": "592180678"
  }
}