{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5808",
    "entityType": "User",
    "nonce": "0x64694c19148b34207a4e4a527efc0a065bab79107996182a1bde3e2f411384b8",
    "signature": "0xd7a0bd9c1960ee897624d0450d73eaa09e5987ca2cc6886e0ee95862652e2c0d2084f609e3920d8963c4370808c13785bc6ab0f7749416b1c70b92d7b8973a111c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}