{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x224135046bbeca3dad0b7ccd32ba3b05e5b2ffdffcdeef3ba11f91c4bb61e6ed",
    "signature": "0x664d183b2c81d5630f8dab14657a607f3a1cea5f87d0e956b0dc63a48258e867578b59fb6271dddb88bfa89c6ff555ec49bcd1c283796fb7b8e785b7dfdeb4661c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}