{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "84501",
    "entityType": "User",
    "nonce": "0xf802b3fc675ab2f57287e3cbde014c29fb383c6644e89ef33e0dad5b04e3f866",
    "signature": "0x19d71445da8eb825b7f965668ce7654fd86a4bd4cdb80d0df2cf403293020efe011b6b9e186ca56cef85a44bc860bb2c0364c00ac8a814713b13b7981a52f9c71c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}