{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "6867",
    "entityType": "User",
    "nonce": "0x1bd8191917f58dc0f4c4131df176c5f0d1d0d1982447ee5db6ac4a608b8cbb32",
    "signature": "0xe4c6ac6ad0f088b0ef291fbd3a0ca47b68d887a46d8e8d7b1da816338b14d00852584bfc1a7dcda018622a019fec9361d9454dd66a5a73ef5009ba4bc03e98151c",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "20"
  }
}