{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "17152",
    "entityType": "User",
    "nonce": "0x1fb5f9441e521f018c270284346927cb3043a5e69d7929499479e70db4fd5d4b",
    "signature": "0x05fb55cef8fbdb57ec2bafd4a5de670526dffd0bb103f148b624e8cc790b747e3e905f5bb093a0eb78a289d20b645107d436dcae50823e9db4b613a763999f751b",
    "signer": "0x80005E1c5cb88Fd03a994eC8a06eFD4c801102D7",
    "userId": "225974748"
  }
}