{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "854498636",
    "entityType": "User",
    "nonce": "0x7ecebb063a18fb8f85193d7ecd23169e68ab8eb23025339cdd792b8aa30b9a26",
    "signature": "0x492f0c714c97e82e3239546287e3cc0293ee6a9f8c9498953a9870f0b000ba7307a19fde1d5fa0e3d88266698aa2c0c93c541929b6b8f9df4d5d1cd8c9d8460a1b",
    "signer": "0xE69EE1e71C27cDfa05141f1DCE82bF0231AD05f1",
    "userId": "933842159"
  }
}