{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "925149974",
    "entityType": "User",
    "nonce": "0x74f48df71521d8aed9bb59f2265771ca21bc2fb692a7c55ced7383f68bc0fdf2",
    "signature": "0x5a2af90d33a16712a3a5aa55df4f24c79cd431e21b0371ad358f5ba74741328a29718200d7fde964582b4c748103d39cb2ea00206c2ef93c7bb41cb00a1344ef1b",
    "signer": "0x7Dcf59Fe46A27793E50Ef9EA330596f28F992c3f",
    "userId": "328612316"
  }
}