{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "951546743",
    "entityType": "User",
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    "signature": "0xb2af307ad02f83cbc29e898a78da0844ef63730196a498db2fb2bc1082b397972203333b2e82621814634af810b5162ae31c9e4e0ce0946620a48b4e12c0a4501b",
    "signer": "0x03015d975f8B0d07425826BFAc15A4492F59a5B7",
    "userId": "658736296"
  }
}