{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x8ab5a515121d1ce682a8c493653e25fcf9a0613bf6f65cb9a45240519aed593f",
    "signature": "0x67008b18e79676d219a6b786b572761769bdb66456a968565e4dead8a57e354e1d3eb47feb7b66232a7ad3ff07d374450f73c77e5f3563c390a61729e8655ed71b",
    "signer": "0xB2A34b43465721B690e6CbCfB42C0cdC30050183",
    "userId": "103086"
  }
}