{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "593426310",
    "entityType": "User",
    "nonce": "0x41e1be8f402304a20740542612131d8866c86a9689fbc3dd261f9b9abb03cdae",
    "signature": "0xe2b300a5d029563a2bf8a8b5904169a3cf20aa2d1c237e1445c7568f93d728142d721b02fd0a8a73de05fc01b163ba66c0ec876dbe3e362e16b684f749d6bbdd1b",
    "signer": "0x99b5F46ae3978FB02A645f824e51700B327f1d6e",
    "userId": "97654"
  }
}