{
  "manageEntity": {
    "action": "ViewPlaylist",
    "entityId": "4281",
    "entityType": "Notification",
    "nonce": "0x4409e4579f272f20cc5c23bb684ddba376cf314b723f9ac29d9c4919bca6708f",
    "signature": "0x294e94a63751acfa5738ad8c5359083bc3e6ffcdd5e67a92e713419c3fad492943456aa7585a0f384b7ec9ac511de3372fbf27adbd69223ceb393b3f9780f2a11c",
    "signer": "0x92d3eeF18F09b6dEA8B68410222af4813dA7727F",
    "userId": "719754"
  }
}