{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x3bd92b05e4f5129cf72f28ebf3a29c16cbb93fb367707b83aeb477676d704d08",
    "signature": "0x0995c33b7895303b190ab454e838fe65814fb7a213c0d3ece021071640b761f3257cce4f1f082c29c2ee283664e4e2ea3ed71eb576a8c4c173bf5268697954df1b",
    "signer": "0xf82e52e1920c814E22ec3E3F972d631F0e582b58",
    "userId": "880056325"
  }
}