{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176201",
    "entityType": "User",
    "nonce": "0xd2907edcbecc9285513c0b485c103b5d32467e273da0bcb2c5860716be972f74",
    "signature": "0x7710e2f7346114caa7abd95e915f01cbc8b049e918554c2c6b107df8859291ce1080c5babed4947a671ff84135f2bd53b2942e8b77aaaaf524aacb890e4ce3091c",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}