{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x0c51966d97a0bbc624e819c8b14ba4b7bb4f7f5ed63fbeb64bdb3d77cbb18242",
    "signature": "0x9139e6bc713175e4fe49b02650b7d2bd47bc8966cf23ac7b5942e8ae23dbeff637d246d0c45eb79c7824e60cdc54b0bedf8d3f585d545fc4e8d5c674642a67971b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}