{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x11c2fac7c8d61523d0bdd60d6ee5990b0f4e58feb7c0c2c8d79c603c2f30089e",
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    "signer": "0xd20e05DF5b8cb1e52cE88D75a2f412Bb8a61930C",
    "userId": "531366111"
  }
}