{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xa87dfeed27a9f842dc4ecbf0346c707ead9c8c65ff85bfa4d5a65940f123f73e",
    "signature": "0x0baf881d510cd55bbfd7b3ed208df8e965d87b349e5753e74c4c295d1831b20d5047a2ed13360678ff74f26ebc11ba326697f14dd70b27ee85c7fe9e7f93d5ed1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}