{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x6dc49a175b982b3951ff74bfbe8a23641c189ca1da026512429f9b6d3f1824ae",
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    "signer": "0xB89F1CcEf1aC6470c3B2E93cC90eBC3359D18E87",
    "userId": "180380697"
  }
}