{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "106467",
    "entityType": "User",
    "nonce": "0xb5f369ad68a4c6192adb47c8ccabcd8cfc634bd20d5f10ef24f30b268b1dd6f1",
    "signature": "0x2bb1d479766bd5c468e91b6f0958a38ee6c320032417fff3a51661d4154d24090cef89b3319c18ab3b7a34fad5fa464cc013eb2fcbddf7dc2593df6b56a8517b1c",
    "signer": "0xA5594f75935B53086a8f3231b314C131605FEDA6",
    "userId": "140185425"
  }
}