{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "31904",
    "entityType": "User",
    "nonce": "0x1eb9aff05c7191e3bd907102ad57a9d23b0d82b57bc8ec2571abd9ebda0ddd4a",
    "signature": "0xf018f0a544a2f5955e366bfb33d1a074524d5ab2feaa697e18705c429951497b32fb9e52526bca64ade3e5b77a868040763ae2a1dbd386f42781f2ff3cfe708f1c",
    "signer": "0x25E1Cc64Bd72FaD56C1D4C44e1fc2307BdcDa0c5",
    "userId": "7892"
  }
}