{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "305916",
    "entityType": "User",
    "nonce": "0xe807651cee9b364d584dd4bd1b2711c877dac70f27645438276fc96de84ba4fd",
    "signature": "0x3a82a37fbb71f3e2f528b8105df0a28e10b328b8f05a8f35084e88a18df39b4377a0fd6f34bfc9086eadbf936c416802903ce082c8d70291095bece2a20c640a1c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}