{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "27669",
    "entityType": "User",
    "nonce": "0xa1e38442b887ab462e60d2f03f558092a1bfbe1c241897aea214868ef8b5cc6b",
    "signature": "0x4cef49e43cae08a1accbf4402127eb8cc67dd98c319e17f5fb1b753a2b35e48252154c7c5937d87adb6fbb92914198b6928b37375ab8c46840093ec34949e78b1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}