{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0801529a84cf500771d143ac8cbaee4e2f6cfb0b4b18b1a2cc852fa4ae847274",
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    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
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}