{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x9641449ca6844b0428face3607d2aebd56f2e1139e13044a536fdb8a30f7402c",
    "signature": "0xd33f62c7bd7943f583aba3c9ba43a425b194306bf15eec50a7803323731365ca1298efb673dfb2ccfd6d893f4f5ce6ea622a85b0949bc879da39f4966db6dffe1b",
    "signer": "0x4f24EFcc0f8174B7836f5EBbeBd72AF3f1746E74",
    "userId": "230109234"
  }
}