{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "930634116",
    "entityType": "User",
    "nonce": "0x6577e02b8e34794aa8ed8f4f10bdf6de9f53c240f45e41704ff72112818e6c37",
    "signature": "0xef70d42eeb5150df975ed516a381d1c72b956f31068918154e6c084f23d1c3c75789a8cf58a68042396806b96215dd046366344c0da782230359374c50ca6d701b",
    "signer": "0x48997477d821e30d3Fa835d1Ee7809B3253Cb100",
    "userId": "75085"
  }
}