{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "870640566",
    "entityType": "Notification",
    "nonce": "0x41de361f19904e68785ad436bd332ea47115aab3b5c0cf4f72355df2d06f9d09",
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    "signer": "0x8027C7ef52428f4a1C57Bb6De47d6f56750406dC",
    "userId": "509773150"
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}