{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0x3c102658c5077a600b2ccb1a3a85f00de64db76247f54efa129ee7f00fa88ac0",
    "signature": "0x1418d5b7626d21b14e6e5232e48c09181f15830752245b789fca9e8ee4376f312b6526a70b10d23b9c9585974fdd947adff7faa37b47c251f8d8fde5f07fa1e41c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}