{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xfd868f85dd41b31b2caacfe562eef679fa19469721e1c8c7fd751560bdd3ed44",
    "signature": "0x2fb01a6a3d165df3b68913b738c9cadb65f79be9e926489020f2905d4162e74c306d5f9b91047b4a2f601d1e3c135f0ea4af58e53e374e78737c2b1c8bcd9ead1b",
    "signer": "0x13d17CE385EB8a1e8369E7FD153Cd4A9E07057ef",
    "userId": "835017380"
  }
}