{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "145084",
    "entityType": "User",
    "nonce": "0xc65b888b0f75c69f1cd8c6c60f3e13c912d8964a46881cd872be5ffd0c4494df",
    "signature": "0x2383b8e4feda5947e4559a17821355f4aa48182f45c828b2aa69b3a5d7364a792425a18a3eb6d93251cf3e5df2b97985081742346a998973cf12b4525386ccb31b",
    "signer": "0x8b0835F94A735A9d87863C553552c6f277709234",
    "userId": "940831456"
  }
}