{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xe8f5b9c72ee5b1f3a55b85fcc55006f5f13c94d9f89dc26906e99ee5b91f3880",
    "signature": "0x558c0e43226ebf92a395cfe63148d7ad39c3cc49401295708682983b55a6764f31487c1e1456a87a7a3bec46830421aa8c3ed0f04f3d7258887bc8a83bca861d1c",
    "signer": "0x9acF8CBE8f2B0d51e756C58D6d1f946A8757602F",
    "userId": "428941685"
  }
}