{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xf9a8bd23dc23c9092534b7873d7d8aeb0a9deb81079ce885352668794252e689",
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    "signer": "0x70c2cc51743FA2A54bcaD18AD60b64d1aC2C2e44",
    "userId": "284281532"
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}