{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xf0d3abb4f47284f8d2cb2e94878b5abfef45a6e4d180b3266725a960cbf5fae1",
    "signature": "0x89125811f672bcac2b5ad4a3a0345c3bd947265723d591c62c932c23449b1a9f0edda6fa05b05261759d71f9b9962c8e7fdeb717767c1bfc9ededc0c9b86cba61b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}