{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "201891",
    "entityType": "User",
    "nonce": "0x7b470ec9a22321fd6d7cbc2f32fe9d4601efe144c89ad1f719b09e3c2b5e2458",
    "signature": "0xd81763e40ed189c95e9cac879246e09df5c32251f2aaf0cb64e32f5b3e6c91633ad45188363b66b30f2c4ec8a904a2d66dda8720460be51815a3170b2c282bfb1c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}