{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x9a66d39eeb893255c2c49c3cc163f9b1797f1481a679481638863fc7338e3fdb",
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    "signer": "0xaA9eCf4b968DEE734232DB11a08f40F64DD83C91",
    "userId": "729182803"
  }
}