{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "4039",
    "entityType": "User",
    "nonce": "0x9cc4cd552a80ba02a0ee5dc349c914057c93ef12c2e27a1cfdd378a9cdc28bfd",
    "signature": "0xbc6dbd6784d5c9405d9651dd3c96beaad2b768c34924efcf0e2e12d1b9a6537d2b2a5ba343bb18619675a17c0743dc95006bcbb26482296445af307100e55c6c1c",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}