{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "480555137",
    "entityType": "User",
    "nonce": "0xc3c503bdf4ef8dd6327a9726974708e804e39c5fefbb40a4ad3b48c06f5cb4a8",
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    "signer": "0xaC5cce7598F0Eb17aaE90fc5c8221B0312d77aFb",
    "userId": "329521655"
  }
}