{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x98aed27040ac227e4adf8289e41de784720e676f7ea8604b39a55fc379a79a3a",
    "signature": "0x2bc388561ce49cddcc20a0fca12d828f00821896fdfe7f4fcf55a4cee8e738bb7e4c6b761c74a8f3984e6dc72c2344d5751c536d11fea9e5086eba2aedf7ea0b1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}