{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "156598",
    "entityType": "User",
    "nonce": "0x3acc72a7fc51eb7da37b315d7f69d2b5eb55ab0425bfc4eb5538ee8ccda3834e",
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    "signer": "0x50Fa68E2236737fa15f471F72A9AD1Ea99870D8c",
    "userId": "336906"
  }
}