{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74652",
    "entityType": "User",
    "nonce": "0xda1aad8ca5256ac0ad5ea412d7000d41d30a82d54fcbcfdf691b12e3473cd676",
    "signature": "0x21b31bc13c21946c5afad311c51786f8f7632e6decdeb7b96eb90e91373df2922eb2c52f1ae7895bc01af400f51c9e6baa6be5b1e5a28a98c5bee3777444b0d41c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}