{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1463955",
    "entityType": "User",
    "nonce": "0xaaaba271a433bb99754ae0bf06e0c4a41c43e3128bfc0de28ef30e7be16f18cd",
    "signature": "0xabe708cebaa20d2935fd374069d50d8a1b6909d6b29fd0a8c1f75ba81e1a3b040d510c0e097d229d6f7b15c2fa2932c69e2c26f919361965789cf262bc9740231b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}