{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4c36324585e94006897b80f6c4c3f18e261d2b522accf6c4ab6f57020a894577",
    "signature": "0x5c1668e7c4205d69b6a27d5bbff1e7dce200ba8833ca9e386c7260d04f67be20342c8f02b37771fe852eca43e3d31f291c203aa5f2b9467c111b3fdd3d7cb8b01b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}