{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "37350",
    "entityType": "User",
    "nonce": "0x2172ac8a3602ac057667bb040117964752789b42c4209c49207339bc0d9b3e21",
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    "signer": "0x39788E2D020D54760872178Cea0d5AF12732F02D",
    "userId": "720903941"
  }
}