{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x81c9fcc08996ca42072f3a2106916751e06c880396dc456626d32b35f7a53673",
    "signature": "0x961f5a00427129f103c0e89a88272d5231c352a0b2a449527a2a2d9117853fd5703fcd3b93d8607138e984f4c57cae4ca568a36a05da264296435cdaa6cc6aa01b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}