{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x5ca2fee2555b74e9ea0407a219d255116a51b1154a30d064c1d58721a123eb94",
    "signature": "0x6a2875bc27f67bb624d4cbcb4f82bece37c7ab03fc0e4c64438106d4f5068279718fdae6efe0718346d31aa0bb8e7ef74cfe4c26bb7eb74cc4c3d296622c543b1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}