{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53765",
    "entityType": "User",
    "nonce": "0x2cb322d39570dd71f876b1e56fcc469960a560d63ee95aacbc9abed2cf5bc05b",
    "signature": "0x328038dcdb3e14e39146412e69dc45bbb5e83e1e5c1cd1322ef6b1c75a5022e37e3fa40a5cfc819a53956ef6ef6947adf9108a17361daedc069be7c50d00b5d91c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}