{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1903304",
    "entityType": "User",
    "nonce": "0x49703d6219848365f5329acdb68e042d422e22e03da3af7c20d4ff745c1d71d4",
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    "signer": "0xbBd5eA31228BfBbDD8CF5C81051073108eC9798F",
    "userId": "94407"
  }
}