{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1511688",
    "entityType": "User",
    "nonce": "0x930c82ff006c98a6154ee57a19fd7134eb4493a283337e18b4e8197e8ff63887",
    "signature": "0x29cedb8fa570d0a91d8ff0b3d8db1199e35e77ab678c18305023d0a79bbe080d66bfa9df5ddd1b9a7887f4a83a36e5e7473875e81913c7be5b480e3ef08a55321b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}