{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xd5ba471397abd876d5bf5ded127391f425d1740d89ad3dd6db09358ca2331d3b",
    "signature": "0xda14b0351293ac922f84b273e5a8955f51398a56d6b565d9de786e9bcc57634e69b2be74b4406a75d7f49765d5e5d0db48431158ab150adf7513c834bc40e6aa1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}