{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1471974",
    "entityType": "User",
    "nonce": "0x0a8194d39b549b513e7500a7af071c5e1cabe7441d035a33349a65a04adcbe27",
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    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}