{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xcf2da17e2de211a8bdd5c657f82c68f58e85cf568cdefb5f36c88efdfe56fe7d",
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    "signer": "0x8A4812fE7411C70706edC285a86d4AD5907cCF91",
    "userId": "723565880"
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}