{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x8a5acaf3d32db74a49a68f736457e67a6eb107e36dbafc3f20218d5a0756a76b",
    "signature": "0xc3ee11e84e0ff5237b92830e4c9cdf8c189a9503c1730185c59f38845867389b0aa225b33dda41956d786b0df139a3451ec0647ea7c8065e4e6fc1767ca80d2e1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}