{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "396357",
    "entityType": "User",
    "nonce": "0xe9e3a9d9f071a29e7520afed1f093c6b129b006c2d943df0b8119cde0d7a6ef8",
    "signature": "0xf5e44a95f01bddd05d11d2f521a9249d69dbc71dbc245cb7ffa3947332d767257e6e8116e0f3702e7478777e9be73c6b9e7db781daa1a2e0931886388514ab781b",
    "signer": "0xC35123bF05ca0B3A7B333c53E47bcd9f9DA864d4",
    "userId": "33896318"
  }
}