{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1433879",
    "entityType": "User",
    "nonce": "0xfe98562e5a21dd2011a45aafdc7aa336b76203d6911f90a3bd99cdd3427cd4b6",
    "signature": "0x54e9a291ed83fa1030bb9cf89eff2bac233ff7405f1574c00c53461942cb15ff19407329f276b366ac68079b34392f18ed25ac166ce7204825b6485802c2c9511c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}