{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74222",
    "entityType": "User",
    "nonce": "0x41af63b66aab8061c0aea3a48030651efced154849fda96d7a9629b5e52e4428",
    "signature": "0xfb03ded9da9f084e736ab24cc88120b874a46f7a3f259ed7a3320941a5fe33d20346b9f78340f66f90d3d4d9c3958883cb895fd3d86824497f147cc5096cd62f1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}