{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "50962",
    "entityType": "User",
    "nonce": "0xc8973e79c0753272960c113b7761b2c2ad315078c4f02cd9a855b835280f98bb",
    "signature": "0x4f6c3a89c100d7e01d835189be102a353571727edfba82e3b2b82384ef9fe2f12f3acdd76181d3437a9f559ab9ee125adbca0966cef08b8e531b07d119b585221b",
    "signer": "0x77716b11b242ACc386023E99B7e647CaCCcbb8b6",
    "userId": "126786"
  }
}