{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "594575883",
    "entityType": "Event",
    "nonce": "0x4ae037a8299d2b1a37556a2ca176ac83469b023193aaccf206ccc9958ec441b3",
    "signature": "0x62f96cf17f852ec871a264ba1040629370c335405820fb06a780625eba7f89fc2aefbc54da9165d36e73f61a569ec30926ca16a989a173b0d82b198281db813f1b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}