{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x979194d43ab9604276c14401f60341b106f81d5e45794b110faad8764540fc96",
    "signature": "0xdfe7b1d24a7f3f3e09025af628808e95547116de40dc6e77b2012f3e1a4571537367699b24562a5fcb9869bdf291aeedd44fc6cf69c1e5c865f71eac0e1cb63a1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}