{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "315512",
    "entityType": "User",
    "nonce": "0x5fe5fcddc7382e9b1b33a387c394b9b6d1410a19628a47a118c147c00fc2e883",
    "signature": "0xce5002c446d3cce7e5fd60e34f9affe6b6e4dc729e2627cd3c5a703f8fbfec815d7d250187b1342ef67069d7a6552eebeaa0d8233b865cc435ca3ea39e65f9f71b",
    "signer": "0xf765901fa8CEf102E6aB615eB224ff151Daeef98",
    "userId": "582942186"
  }
}