{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x6575d15f08f7c5025bb5ecb66ed385eb126c0f2892f105303677b93508009c37",
    "signature": "0x65985c7c8c91985a95376c213828e86340e7e86f9ebe7b9520ae5fa4ebff15732ee00626eebecd78d748d8221780afc9da4de0dc7a3d3b144228bfb229aa24ee1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}