{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384050",
    "entityType": "User",
    "nonce": "0x8a58b922945cc1f20d7bee1c92787983124314340316888024b0794186982b91",
    "signature": "0xe0fce85ab28d37be2d0b16e32119de9c96ccb7cd00e4eabc3715c40823f51b803286e0f96d9167e7122b9d212805980c3574e5a1e6010dbd7d4d96f24a9d23d21c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}