{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xa20b2f22577714595de34a6a651b3f44c9723b9caaa1252aef9507bb22a69790",
    "signature": "0xcd47f35762463fa7db294582c17d6da2d2cf51555602eec629ad295629dba46f7ee0c279283e22a39c6071508c710895c8b44c2d63f83b213fe568380b5284971c",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}