{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "304545363",
    "entityType": "User",
    "nonce": "0x1fa6dd3ef935f04490b6680eedc009d72e82a81d89751d9ecef9d78fd5a77d05",
    "signature": "0x197eeab02fbfdef8b5f03b0b089ab5042d8e48c5e202eba2395bd68b82d49db460811d5b4be644eb3e50230ad0443d9f1c4e24a1ae15d8a4a57861284634d8711b",
    "signer": "0x040629E31a68119093b9a0111257C8449c2f8e10",
    "userId": "175162"
  }
}