{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "741468",
    "entityType": "User",
    "nonce": "0x766a9daa5efcf84d3b8f8445e2e94a4fddebac8e8aa0ff48bb8a68710e48ce13",
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    "signer": "0xD26882256F8397143c864609E4eecd929E2c8651",
    "userId": "634813738"
  }
}