{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "141136",
    "entityType": "User",
    "nonce": "0xe65b658faa10a142eb5df25e29670ea611198f2691d8f2d623dd695a507c1129",
    "signature": "0x0d20862d6bae721902162ee56f77e6f941c442b07ee0c6691a74a5686516e38337a4d887a382df9a7e5312326556642b94308aa3933ff606eb1d95bc156186f91b",
    "signer": "0x1BF18676e3272039E0bF8f2a021954D13cC10a6F",
    "userId": "839909525"
  }
}