{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "825801849",
    "entityType": "User",
    "nonce": "0xf6e645d80652a092ecc9ff33532b87ca39da4348d39a8779e0a5070d3492d9af",
    "signature": "0x1a08c7f79ff68fadd3a6049cc1d5fc151d4da3f0b4a6888c58e0133dc76b57ec3106158424c42768c6d12ba3e296646232bf3d33f15077594140f589fb7536151c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}