{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "323199",
    "entityType": "User",
    "nonce": "0xf876ac41bc9b86fc0323cf32d5a08726ddb2de44a0fe036fcfd88869093451aa",
    "signature": "0x4650e390f4c831e8a1756c434e18ca95dc40e2b9ddbec9272fbbad2b36961a2f50b4425a02bc40498194b56b95f03e5010cfbd7a2d2183277571ca97d85a5edf1c",
    "signer": "0x053AE6b4e0E1ca4c355a1f76Ce5696623A43A617",
    "userId": "79438"
  }
}