{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "580720856",
    "entityType": "User",
    "nonce": "0x70c938103b1c47d47b91bf5576b6b20e43da48362fcf1a16674a99840eacce5e",
    "signature": "0x1d869988eca3bace709d5c59e15cf54c723ed43520751ec1dbf17ef74aaa32371a05ca74e1c8237cb057bab299907734a652c347b86b1b88401514476bb566131c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}