{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1385998271",
    "entityType": "Event",
    "nonce": "0xb886f6d0f50a2297f8b3a197e915c0c23d571ccb8ae1a57f3c347c16164f9395",
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    "signer": "0x67167AbC91859b34FAF160b2716EA8251977d1F0",
    "userId": "872410480"
  }
}