{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd112213e5941afa22aa466714cc34d13ec7bddbaec773c937df422a470906137",
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    "signer": "0xe0c63F31E02C8904B91c7C3a985eB5aeC97E3CF4",
    "userId": "29864791"
  }
}