{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "190872",
    "entityType": "User",
    "nonce": "0xf785c545bcb0fdd5ae4435df025692ee7b433cc9748b5275a6a1a3889e98e4d9",
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    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}