{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xb3290785b22e3bcd16311f36443fd8db6a06a925cb06b9ab4cecaf43756621f8",
    "signature": "0x8d6ffaca093fa49010bea9870e59f9680c6ab5e5d97dccf8b33f4367fbb67193525fb396fca366ef0fa3a4d201621d8a91682315dd977a2b3dbb6fc17ec9ca6c1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}