{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "755516",
    "entityType": "User",
    "nonce": "0x11e76bdd2f849f66db7667cd4016a01e9174ea245cfc3dca01c04190dbe5d26c",
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    "signer": "0x88c47Be389c665a477E5F2a4431841D736cf32c3",
    "userId": "317891361"
  }
}