{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x159e995137a7f0dc57de44d5b5299293b7731971a50ad919bcf1d6fbc1c88b59",
    "signature": "0xed14909425ab0162edb9dabfc39050916376afc082fc7b511c6043619639729b69fcf15a5a5957b944ddbb7c9f715d42df70979ed79b798b0312731ee50e69471c",
    "signer": "0xEFAB3332CD5EA33e9817aa57B32CaCb8Acf973A4",
    "userId": "407216161"
  }
}