{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "129992",
    "entityType": "User",
    "nonce": "0x308fd9defacd590f8203cfb29e5a86789c206ecc14410e88981fe21cf320b915",
    "signature": "0x88b617e3edecb6b7b3e923796d747c84d197597affbef65f8eb8bccb840ae5f808e0d94e2f67d35bf0bebe1a3bfffb11dd76471c83db00a6873bf85311fd0e611b",
    "signer": "0xd992451b7Adc4C41ac387d5fC11181A50301f54e",
    "userId": "860545159"
  }
}