{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0xabee68999bd902d908c2ec0e47c57d880912d3b4cdab9bc9a3caf07b2b3a23a5",
    "signature": "0xec4f2e7082a42537ba9743aa6563bd3c7b9059d4ae16a1ee7f2556fe397181bc6e0462daf1d2f4f24b29dd894446f2b770f45bf6d59a23aef045389f800fa07c1b",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}