{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "3704",
    "entityType": "User",
    "nonce": "0x285a8ec65b10bd73aeb3ac7c82d9bb9e05520d7915646964237441f4a5cae8d7",
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    "signer": "0xba960A2A2d8f4427Fae40C7DB0030b14F9C77419",
    "userId": "10119"
  }
}