{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "48247",
    "entityType": "User",
    "nonce": "0x2032ca3fd7160d2c7126a6a12b3223f83cdb32a1a010cd9a90247bf82ea2a332",
    "signature": "0xd716583e0b734391da0a3d703117fde64d58028af15e04749273f2501debb6095800823d543134bb9d6fff6da36fd3dd5f8fc2b20ebbd50c23638289300927401b",
    "signer": "0x599AcAE6Bd3db598aFCa7e4fF9Af46c766a941e9",
    "userId": "708112906"
  }
}