{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x3a22ea7cc50c23e5f310cf95af14cb1f4c8c49f76f63838184de7b1d8025536c",
    "signature": "0x87d4ae675a7027e4cbabc2d0e22e719b843115c3122b6a6e3e58613c3da38c4e11eb722d6f4842984d6ad4e72d5ebcd58aee4dfec41888bd720fb34109a0b7fe1b",
    "signer": "0x6370bBD2Af458B7e9105B70aA4C95049deA95a6E",
    "userId": "753303354"
  }
}