{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "956403",
    "entityType": "User",
    "nonce": "0x56d5223ce8b1442649701519e358a279201c7210e20f73703b09476fa575aa3d",
    "signature": "0xd1778c9f879a59892d91edacd8ed3ff0ba9f239822ad7f7769a6ccec0934ff943fa32c1e15573f1fd894e3aa42890a76eb858a3bce9aa9c93e1d67b7b5f8e9c41b",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}