{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "153826",
    "entityType": "User",
    "nonce": "0xc611ac7f2c5f4a5c44d2d3476716e4350c8daf63b8ff129b46a1e92c37c0d7d5",
    "signature": "0x8456ac1b8d676ef11800a05c63a75b8f5158baca8f02ec4de68e276eec0debe764e1ec180da554e8c46497e6902c473c21a004de6e25a84e8880c9731a4db01a1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}