{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "870640566",
    "entityType": "Notification",
    "nonce": "0x17a9ae888a1b722d671473cbf4f38296da37db12f53156d78beaab3a25acdec0",
    "signature": "0xb219964c5ed43e5e0376e968376489b9988f54dabbfeccf4445c18892f2631d43514c7982035c753d25e5eee560b0d92d84dc6861ee8c5e50881d96a7aabeacf1b",
    "signer": "0x8027C7ef52428f4a1C57Bb6De47d6f56750406dC",
    "userId": "509773150"
  }
}