{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4845",
    "entityType": "User",
    "nonce": "0xd4d5f5633d41ff7b374f3658ba0342dbec2f614c38e6ef0547f146a2374450c1",
    "signature": "0xc59076e3c00c7480837ace70ce9d2c04c83f196b9580524ad92e59288858faf2665d706d7acf0fc2244339510b0e89623d00c680f8b16a99b1ba69a1d3b96e011c",
    "signer": "0xba960A2A2d8f4427Fae40C7DB0030b14F9C77419",
    "userId": "10119"
  }
}