{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "755263",
    "entityType": "User",
    "nonce": "0xa0d67e329badf0aed211e0d6ee842bbda62b373b8d2947afdd28fe869e640ee4",
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    "signer": "0x4D8EDeF47b57f98c89BDFf851267B0327BE4cD05",
    "userId": "5307724"
  }
}