{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "158",
    "entityType": "User",
    "nonce": "0xb41becea5975abc42525958f8a737aefa0548dd2a5b6e06e42b13b9098ec9eec",
    "signature": "0xe7e4431c38e21a90258edca072bc0eb68ceea50ed5e16ba27d7a85d445603ec8414b301b4b5ef74a989881aa9d0944405aa759d71f485dda0e0dd6c9ca2235981c",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}