{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "538837114",
    "entityType": "Notification",
    "nonce": "0xf51010b90f5f2f117f8dcac66d9bdfbb51e05f26ae53cac29de8b001bbb00643",
    "signature": "0x499f23143c9c62a2802a8be802f57bbc46ba33782b809e9e8b0092114f5fec3b1fd60a7eebbd15d9b702e2265c70767dc6e50961078de782825d9f51a29e325f1b",
    "signer": "0x020819dBA653525cf3F8069104a51B241BfC46E1",
    "userId": "1967"
  }
}