{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x578fac549582d2cbff437d6d4924b091fe48405b483cbba0ce188a7b94cdbf70",
    "signature": "0xb5aa481554ead275f523a0679fec5573789ddbaa07dde386a76e56f70aedfbd66e006c3b6dbc1b6028223508df5feb7a81bc946f0471763446825dfa0fd42cff1b",
    "signer": "0xC0f8D2C092ae50e1512d827eBeb817e1ea4112E0",
    "userId": "451729998"
  }
}