{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175233",
    "entityType": "User",
    "nonce": "0x67a0d7e13335bdfd3af2c4fa18fd7d462dbbe4ab777a2caa9cf32cfc3267761b",
    "signature": "0xaaea7d759a0abcece8d1d76c6d031b11f9134c3c56c74b3312554d506a9ab91477eddd5f742e98de273068b37a5c9a1824f6d9c305fd7328ae617517148132341c",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}