{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x247be9bd2dd01bf7b8b1d12e19f86774e7acb383f5fa2c266c55c1f235a147b0",
    "signature": "0x6418f15ca5754966ea175a9f7639fbd9b621a2f00aaf047b2a6655210f4f4a5223b4e0ab63a17ec2cbc1077753a6cd91fcc75682c3a8fd8515eb7171acb76fbe1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}