{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x3d36809c6a8c715c1fe387c7809616e6f24b137eb224accc703ceef46a2e8a33",
    "signature": "0x1bb671b7547295a0b3e4073cbf4c8445bcd6f677babd08cde1812fcf7b9aeaf76b0df972d3b9ab0435a81c91c9bdfc5072679dd65570fc531cd76a980167bda11c",
    "signer": "0x355325e20819Ca56f2C729fEb6E34FA039625A24",
    "userId": "39191"
  }
}