{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x3f4ff2937307e34eea121e6610d003af701fd2aacff9a0c69ddc0c8bfc36f0ca",
    "signature": "0xa18914fbbb95b2463d5e0da2086af532031248fae986002f492d5d2fe9adb04f69dbe1925f2fe9a265529468f8010e6881e4214d80a4abaf922e8e941c6da2a01b",
    "signer": "0x0fdbE0966d6f65E3DE225D16D06131c10d4F2b3e",
    "userId": "560630042"
  }
}