{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "252825421",
    "entityType": "User",
    "nonce": "0xfa651c62142b3825a0e70fe766a0ee692bbf606a910002d528e2a3deebd71908",
    "signature": "0x05b71e5b1bc785d726a54bebeeb72a6efbf6db8173086673cb083f726213b93564162f7e4066d90ff1310c713be224df204aaaa07495500fe84c477e0432026e1c",
    "signer": "0xa6030211678990225Ac0a6a2862549d825e7A039",
    "userId": "543439291"
  }
}