{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "834778173",
    "entityType": "User",
    "nonce": "0x3c65af038ce214152f205e594e50af5e5351a86893f658d07f43f1d7fd639ce7",
    "signature": "0x096eede20a9b9a3389ea7a8ea3faf38164d36934b7dd024e1c14c50e1cacb7752b902cdabe189ace51afed340410749e66f8519453a5a247f16936afd3cdfd9a1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}