{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "228434",
    "entityType": "User",
    "nonce": "0x0b4d240b88e16510fb189d569b3b5cfbe5d758d5787de54fa0111d2feba8796a",
    "signature": "0x6b43682a80240cfbf1c3a30ae86fbe810668109cf746e5ee7250df695d07c00c0027870f12de0aada9d29abb5446a78ab76f709a76296728ddce92e5569914631b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}