{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x2243a82d46e79adbf65b28ab0b0aeff9f7ca4c605352146e0e749b94d6d36372",
    "signature": "0xdde7080d6f9afca4e7a4772323beba1514d68af1ae3c9e4e6a8453627656d65a662c2225f7a0cb7b94b34f175ee8a572bbf4beab8ae46d6d324c02766a8c9e9b1c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}