{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "190456",
    "entityType": "User",
    "nonce": "0xc96f9e0f4c5674772fbb1c8490950ea449090e4a1a037f52d42ef9f5d7878c95",
    "signature": "0x1d291cd79f12359fe8b7820d8faf4e0d2f38a566a7d12c80ae91cae25aa91f3d7799e4cfe42c2aae42f4e32ed44fd1aa88d52f1ba44e51903280e41837e85d0b1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}