{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xde91f137436e9d34f5fa285137becaf3bfd88e43ba0dc71a3c406b6a80e152b5",
    "signature": "0x24e7d36c68200fa0b87dcbaad8edfcb073ff96ce1c2887c0c43c7e5c8b9cc5961a809eb7fa83abee40ded58bd4a9f28fb2cdb6fbd5cb6e7c27e81e7cb6daf7411b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}