{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "155973826",
    "entityType": "User",
    "nonce": "0x59b0e2deccc6cbc01458a099aad70773aa35b7e7cd93bfcbcf10b6f2858b1513",
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    "signer": "0x41Fd0c5C6Ee46Fb99a498db2e7135c69490cB85F",
    "userId": "507333378"
  }
}