{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "237119826",
    "entityType": "User",
    "nonce": "0xd0f2ab16605ff421b91bfbbea98373e4ef450dcf943c3ed882105b914b799250",
    "signature": "0x29947be96c65f702657137d5048039758ff6a7896db250d4626955b9b04d1f1d79c115c8ed472984e08f1be599326025afedbae6f3d044f0b5ce698d8361f4ff1b",
    "signer": "0xF11F60bFb591E532d6E71E699ddfdfC58f377CA1",
    "userId": "458027684"
  }
}